| Elektor Electronics  | 1975?..  | 
|   | ELKTR=UKedition /T=ITALY edition 
I=INDIA edition /無印=international edition | 
|   |  | 
| 1975  | ELKTR  Big Ben 95 (1975/02) | 
|   | ELKTR micro drum (1975/02) | 
|   | ELKTR frequency dependnt resistor(*) (1975/07..08) | 
|   | ELKTR FET mixer (1975/07..08) | 
|   | ELKTR integrated rhythm generator M253 (1975/07..08) | 
|   | ELKTR gated key contacts for organs (1975/07..08) | 
|   | ELKTR variable inductance (1975/07..08) | 
|   | ELKTR active lowpass filter (1975/07..08) | 
|   | ELKTR phasing (1975/09) | 
|   | ELKTR OTA (CA3080) (1975/09) | 
|   |  | 
| 1976  | rain synthsis (noise Generator)  (1976/07-08) | 
 | ELKTR phaseing and vibrato with analogue dhift register(TDA1022)(1976/12) | 
|   | ELKTR sine/square/triangle generator  (1976/07..08) | 
|   | ELKTR variableslope filter (1976/07..08) | 
|   | ELKTR sound effects generator (1976/07..08) | 
|   |  | 
| 1977  | ELKTR NOISE GENERATOR(7496)   (1977/01) | 
|   | ELKTR STEREO AUDIO MIXER   (1977/01) | 
|   | ELKTR elektorscopy part2   (1977/01) | 
|   | ELKTR SAWTOOTH GENERATOR(Tr. PUT) (1977/02) | 
|   | ELKTR IC power supply (1977/02) | 
|   | ELKTR mini- phase(Pedal phaser) (1977/02) | 
|   | ELKTR elektorscopy part3   (1977/02) | 
|   | ELKTR negative feedback   (1977/03) | 
|   | ELKTR led vu/ppm (1977/04) | 
|   | ELKTR formant the elektor synthsizer (1977/05) | 
|   | ELKTR music cleaner (1977/05) | 
|   | ELKTR formant the elektor synthsizer 2 (KBD)(1977/06) | 
|   | ELKTR formant the elektor synthsizer 3 (KBD/PS)(1977/09) | 
|   | ELKTR formant the elektor synthsizer 4 (VCO)(1977/10) | 
|   | ELKTR formant the elektor synthsizer 5 (VCO)(1977/11) | 
|   | ELKTR formant the elektor synthsizer 6 (VCF)(1977/11) | 
 |  | 
| 1977  |  Music Box (1977/12) | 
|   |  Formant modular (1977/1978) | 
|   |  | 
| 1978  | ELKTR CMOS noise Gen.(MM5837)   (1978/01) | 
|   | ELKTR elektor equaliser  (1978/01) | 
|   | ELKTR formant synthesizer(7)(ADSR)  (1978/01) | 
|   | ELKTR third octave filter  (1978/01) | 
|   | ELKTR simple function generator(XR2206)  (1978/01) | 
|   | ELKTR formant synthesizer(8)(VCA)  (1978/02) | 
|   | ELKTR CMOS function generator(4049)  (1978/02) | 
|   | ELKTR formant synthesizer(9)(LFO/NOISE)  (1978/03) | 
|   | ELKTR formant synthesizer(10)(COM)  (1978/04) | 
|   | ELKTR electronic input selector  (1978/04) | 
|   | ELKTR compander(XR2216) (1978/04) | 
|   | ELKTR 723 as a constant current source (1978/04) | 
|   | ELKTR vocoders (1) (1978/04) | 
|   | ELKTR digital reverberation unit(FX209)(1978/05) | 
|   | ELKTR vocoders (2) (1978/05) | 
|   | ELKTR constant amplitude square wave to sawtooth converter (1978/06) | 
|   | ELKTR easy music (1978/06) | 
|   | ELKTR analogue delay line(SAD512) (1978/07..08) | 
|   | ELKTR sine-cosine oscillator (1978/07..08) | 
|   | ELKTR electronic gong (555) (1978/07..08) | 
|   | ELKTR sawtoohe oscillator (1978/07..08) | 
|   | ELKTR squarewave staircase converter (1978/07..08) | 
|   | ELKTR digital delay line (1978/07..08) | 
|   | ELKTR digital audio mixer (1978/07..08) | 
|   | ELKTR squarewave oscillator (1978/07..08) | 
|   | ELKTR  (1978/07..08) | 
|   | ELKTR oscillographics (1978/09) | 
|   | ELKTR one chip does not make a piano (AY0101320) 
master tone generator (1978/09) | 
|   | ELKTR formant synthesizer(24dB VCF)  (1978/09) | 
|   | ELKTR complex sound generator (SN76477)  (1978/09) | 
|   | ELKTR bufferd/unbufferd CMOS  (1978/09) | 
|   | ELKTR formant synthesizer resonance filter module(RFM) (1978/10) | 
|   | ELKTR extending the TV scope (1978/11) | 
|   | ELKTR PWM audio amplifiers(1978/12) | 
|   | ELKTR disco drums(1978/12) | 
|   | ELKTR variable fuzz box(1978/12) | 
|   | ELKTR extending the elektor piano(1978/12) | 
|   |  | 
| 1978  |  analog reverb unit(SAD1024)   (1978/11) (T1979/11) | 
|   |  Ring Modulator (1496) (1978/05) (T1980/03) | 
|   |  Digital Reverberation unit (AM2533/MM5058/FX209)  (1978/05) (T1980/03) | 
|   |  variable fuzz box    (1978/12) (T1980/01) | 
|   |  Disco drum   (1978/12) (T1980/01) | 
|   |  | 
| 1979  | ELKTR improved LED VU/PPM (1979/01) | 
|   | ELKTR oscillographics on board (1979/01) | 
|   | ELKTR programable sound generator(AY-38910) (1979/01) | 
|   | ELKTR delay lines (1979/02) | 
|   | ELKTR spot sinewave generator (1979/02) | 
|   | ELKTR robust lab power supply (1979/02) | 
|   | ELKTR ring modulator(1496) (1979/03) | 
|   | ELKTR sinwave generator (1979/03) | 
|   | ELKTR PSU on PCBs (1979/03) | 
|   | ELKTR delay lines 2 (1979/05) | 
|   | ELKTR simple sound effect(VCO+) (1979/05) | 
|   | ELKTR  octave shift for electronic guitars(*)(1979/07..08) | 
|   | ELKTR sinwwave oscillator (1979/07..08) | 
|   | ELKTR sound processor(2633) (1979/07..08) | 
|   | ELKTR sawtooths up or down an octave (1979/07..08) | 
|   | ELKTR digitally controlledphaser(4051) (1979/07..08) | 
|   | ELKTR sequencer(4017) (1979/07..08) | 
|   | ELKTR 256 note sequencer() (1979/07..08) | 
|   | ELKTR programmable melody generator (1979/07..08) | 
|   | ELKTR choro synth (1979/07..08) | 
|   | ELKTR  Parametric Equaliser(1979/09) | 
|   | ELKTR  Audio Analaiser(1979/09) | 
|   | ELKTR  Self oscillating PWM AMP(1979/09) | 
|   | ELKTR  Programmable sequencer (1979/10) | 
|   | ELKTR  flash sequencer (1979/11) | 
|   | ELKTR  vocoders today (1979/12) | 
|   | ELKTR  talk funny? (1979/12) | 
|   | ELKTR  tailoring potentionmeters(*) (1979/12) | 
|   |  | 
| 1979  |  osciilographics (T1979/09) | 
|   |  Delay Line (1979/02) (T1979/10) | 
|   |  Delay Line(2) (1979/03) (T1979/11) | 
|   |  Tremelo (diode) (1977/07-08) (T1979/07-08) | 
|   |  CMOS function Gen.(4049B) (T1979/09) | 
 |  distorsore (T1979/07-08) | 
|   |  256step sequencer (1979/7..8) | 
|   |  TALK FUNNY(RING) (XR2206) (1979/11) (T1980/05)   | 
|   |  Tailoring potentiometers (1979/12)  (T1980/05) | 
|   |  VOCODER TODAY (1979/12) (T1980/09)  | 
|   |  | 
| 1980  |  ELKTR frequenvcy doubler(guitar FX)(1980/01) | 
|   |  ELKTR elektor vocoder (1)(1980/01) | 
|   |  ELKTR elektor vocoder (2)(1980/02) | 
|   |  ELKTR wind sound generator(1980/03) | 
|   |  ELKTR Chorosynth(1980/03) | 
|   |  Clavitar (1980/03)  | 
|   |  a piano that sounds like a piano (1980/05)  | 
|   |  greater simple sound effect (1980/05)  | 
|   |  MUSICAL BOX(1980/09)  | 
|   | ELKTR  voltage controlle duty cyclelegate gate interface for FORMANT(1980/07..08) | 
|   | ELKTR digital sinewave generator (1980/07..08) | 
|   | ELKTR precision VCO (1980/07..08) | 
|   | ELKTR sample and hold for synthsisers (1980/07..08) | 
|   | ELKTR sound effect generator(*) (1980/07..08) | 
|   | ELKTR IC tremolo(XR2206/TCA730) (1980/07..08) | 
|   | ELKTR voltage controoled harmonic generator (1980/07..08) | 
|   | ELKTR a better piano(for Elektor piano) (1980/07..08) | 
|   | ELKTR two nore piano octave(for Elektor piano) (1980/07..08) | 
|   |  transistor curve tracer(1980/09)  | 
|   |  using the Elektor Vovoder(1980/09)  | 
|   |  | 
| 1980  |  Elektor VOCODER(1) (1980/01)  (T1980/10) | 
|   |  Elektor VOCODER(2) (1980/02)  (T1980/11) | 
|   |  Chorosynth (1979/07/08) (T1980/11) | 
|   |  Clavitar (1980/03) (T1980/12) | 
|   |  Frequency Doubler (1980/01) (T1980/12) | 
|   |  | 
| 1981  | ELKTR mini mixer  (1981/01) | 
|   | ELKTR noise reduction() (1981/02) | 
|   | ELKTR the voiced/unvoiced detector (1981/02) | 
|   | ELKTR the wagnephone (1981/02) | 
|   | ELKTR the High Com noise reduction system (1981/03) | 
|   | ELKTR multiple sound effect generator(SN76477) (1981/03) | 
|   | ELKTR Transistor match-maker (1981/04) | 
|   | ELKTRrequency Doubler (1981/05) | 
|   | ELKTR phaser gun (SN76477) (1981/07..08) | 
|   | ELKTR synthesizer ICs (CEM33XX)(1981/10) | 
|   | ELKTR the new synthesizer (1981/11) | 
|   | ELKTR the mini organ (1981/11) | 
|   | ELKTR sine-wave oscillator (1981/11) | 
|   | ELKTR the new synthesizer (VCO)(1981/12) | 
|   |  | 
| 1981  |  Generatore universale di note (T1981/01) | 
|   |  Elektor Piano (1978/11) (T1981/01) | 
|   |  Extending the Elektor Piano (1978/12) (T1981/05) | 
|   |  Fate paralare il vocoder di elektor (T1981/01) | 
|   |  La marimba (T1981/03) | 
|   |  Bongo elettronic (T1991/03) | 
|   |  Elektor Equaliser (1978/01) (T1981/04) | 
|   |  Scatola musicale (AY-3-1350) (T1981/06) | 
|   |  Using an Equalise (1979/09) (T1981/06) | 
|   |  Analizzatore audio (T1981/06) | 
|   |  Parametric Equaliser (1979/09) (T1981/06) | 
|   |  Precision VCO (1980/07-08) (T1981/07-08) | 
|   |  Legato gate interface for Formant (1980/07-08) (T1981/07-08) | 
|   |  Sound effects generator (1980/07-08) (T1981/07-08) | 
|   |  IC Tremolo (1980/07-08) (T1981/07-08) | 
|   |  Voltage Controlled harmonic generato (1980/07-08) (T1981/07-08) | 
|   |  Two more piano octaves  (1980/07-08) (T1981/07-08) | 
|   |  A better piano (1980/07-08) (T1981/07-08) | 
|   |  Mini Mixer (1981/01) (T1981/09) | 
|   |  LED audio level meter (1981/07-08) (T1981/09) | 
|   |  Frequency Doubler (S042P) (1981/05)(T1981/09) | 
|   |  II tocco finale al Vocoder di Elektor (T1981/10) | 
|   |  Wagnephon (8038/555)(1981/02) (T1981/10) | 
|   |  Sound Generator(SN76477)(1981/03) (T1981/11) | 
|   |  Elektor Compander (U401) (T1981/12) | 
|   |  64 keys digital keyboard  (1981/07/08) | 
|   |  ?Elektor voice scrambler (1981/11) | 
|   |  | 
| 1982  |  ELKTR (adding the finishing touches to the NEW Elektor synthesizer(1982/03) | 
|   |  ELKTR the DNR printed circuit board(13600)(1982/03) | 
|   |  ELKTR polyphonic synthesizer(1982/03) | 
|   |  ELKTR when is an OTA not an OTA(*)(13600)(1982/04) | 
|   |  ELKTR the 13699 a new OTA(1982/04) | 
|   |  ELKTR polyphonic synthesizer(digitalKBD)(1982/05) | 
|   |  ELKTR the elektor Artist(guatar pre AMP)(1982/05) | 
|   |  ELKTR polyphonic synthesizer(poly bus)(1982/06) | 
|   | ELKTR OTA Schmitt triggr (1982/07..08) | 
|   | ELKTR mixing consol (1982/07..08) | 
|   | ELKTR positive triangle waveform generator(*) (1982/07..08) | 
|   | ELKTR square triangle VCO (1982/07..08) | 
|   | ELKTR voltage controlled waveform generator(XR2206)(1982/07..08) | 
|   | ELKTR digital logaritmic sweep genertator(*) (1982/07..08) | 
|   | ELKTR VCOTA (13600) (1982/07..08) | 
|   | ELKTR 12 dB VCF (1982/07..08) | 
|   | ELKTR Voltage controlled filter(13600) (1982/07..08) | 
|   | ELKTR output unit and keysoft for polyformant(*) (1982/07..08) | 
|   |  ELKTR MF10 SCfilter(1982/09) | 
|   |  ELKTR synthesised sound animation(*) (SAW wave mod)(1982/09) | 
|   |  ELKTR drum interface(1982/11) | 
|   |  ELKTR guitar tunner(1982/11) | 
|   |  ELKTR precision power supply(723)(1982/12) | 
|   |  ELKTR a dozen and one sound(SN76477)(1982/12) | 
|   |   | 
|  1982 |  Mini Organ (1981/11) (T1982/04) | 
|   | Synthesiser IC's (CEM3310/3320/3330/3340)(1981/10) (T1982/05)  | 
|   | New Synthesiser (1981/11) (T1982/06) | 
|   | CX and DNR (LM13700) (1982/02) (T1982/06) | 
|   | Polarity Convertor  (1981/07-08) (T1982/07-08) | 
|   | LED audio level meter  (1981/07-08) (T1982/07-08) | 
|   | The Elektor Artist(GTR pre) (1982/05) (T1982/09) | 
|   | Elektor Newsynth VCO (1981/12) (T1982/09) | 
|   | When is an OTA not an OTA? (1982/04) (T1982/10) | 
|   | Combined VCF/VCA Module (1982/01) (T1982/10) | 
|   | Dual ADSR and LFO/Noise Modules (192/02) (T1982/11) | 
|   | The 13600,  a new OTA (1982/04) (T1982/11) | 
|   | Polyphonic Synthesiser (1982/03) (T1982/12) | 
|   |  guitar tuner (1982/11) | 
|   |  TRANSPOZER  (1982/12 1983/01) | 
|   |  | 
| 1983  |  ELKTR Fourier synthesis(1983/01) | 
|   |  ELKTR Prelude:calss A headphone amplifire(1983/02) | 
|   |  ELKTR Prelude preamp part1(1983/02) | 
|   |  ELKTR Prelude part2(1983/03) | 
|   | ELKTR logarithmic amplifire (1983/07..08) | 
|   | ELKTR machinegun soundgenerator (1983/07..08) | 
|   | ELKTR d.c. voltage doubler using 4049(1983/07..08) | 
|   | ELKTR mini compressor (1983/07..08) | 
|   |  ELKTR Junior Synthesizer(1983/09) | 
|   |  ELKTR music quantisier(1983/10) | 
|   |  ELKTR elecitonic two-tone metronome(1983/11) | 
|   |  ELKTR symmentrical powersuplly(*)(317/337)(1983/12) | 
|   |  ELKTR disco phaser(analog SW)(1983/12) | 
|   |   | 
| 1983  | Polyphonic Synthesiser (1982/03) (T1983/01) | 
|   | Z80-A CPU Card(for Polyformant) (1982/03) (T1983/01) | 
|   | The 'Poly' bus (1982/06) (T1983/02) | 
|   | A dozen and one sounds(SN76477) (1982/12) (T1983/03) | 
|   | Drum Interface(1982/12) (T1983/03) | 
|   | Guitar Tuner(MK50240) (1982/12) (T1983/03) | 
|   | Fourier Synthesis (1983/01) (T1983/05) | 
|   | Square Triangle VCO  (1982/07-08) (T1983/07-08) | 
|   | Graphic Oscillator  (1982/07-08) (T1983/07-08) | 
|   | Voltage Controlled Waveform Generator  (1982/07-08) (T1983/07-08) | 
|   | Universal VCF  (1982/07-08) (T1983/07-08) | 
|   | VCOTA  (1982/07-08) (T1983/07-08) | 
|   | 12dB VCF  (1982/07-08) (T1983/07-08) | 
|   | Voltage Controlled Filter  (1982/07-08) (T1983/07-08) | 
|   |  | 
|   |   | 
| 1984  | gyrophone.. (13600) (I1984/02) | 
 | universal active filter(R5620) (I1984/02) | 
 | real time analiser part1(I1984/03) | 
 | multiple sound generator (SN76477)(I1984/02) | 
 | real time analiser part2(I1984/04) | 
 | real time analiser part3(I1984/06) | 
 | disco drum(I1884/07) | 
 |   guitar preamplifire(I 1984/08..09) | 
|   |  | 
| 1984  | Music Quantizer (1983/10)(T1984/02) | 
|   | Electronic two-tone metronome (1983/11) (T1984/03) | 
|   | Disco Phaser (1983/12) (T1984/04) | 
|   | Real Time Analyser (1)(1984/02)(T1984/11) | 
|   | Disco Drum (1984/03)(T1984/12) | 
|   |  | 
| 1985 | function generator(I1985/01) | 
 | portable guitar amplifire(I1985/02) | 
 | simple transistor tester(I1985/02) | 
 | programmable rhythm box(I1985/03) | 
 | transistor unitester(I1985/04) | 
 | sound pressure meter(I1985/04) | 
 |  melodic sawtooth (*)(I 1985/08..09) | 
 |  disco mixer (I 1985/08..09) | 
 |  noise generator(I 1985/08..09) | 
 |  swell pedal(I 1985/08..09) | 
 |  wah-wah box for guitars(CA3080)(I 1985/08..09) | 
 |  blow that synthesizer!(I 1985/08..09) | 
 | sound rotator(TDA1022)(I1985/11) | 
 | luxury transistor tester(I1985/11) | 
 | simple sound effect(I1985/11) | 
 | stage lighting 1(I1985/11) | 
 | stage lighting 2(I1985/12) | 
 | audio sweep generator(I1985/12) | 
 | fantasia on a MIDI theme(I1985/12) | 
|   |   | 
| 1985  | The XR2206 in the Function Generator (1984/12) (T1985/04) | 
|   |  | 
| 1986 | talk funny?(I1986/05) | 
 | portable mixer 1(*)(I1986/06) | 
 | portable mixer 2(*)(I1986/07) | 
 | high dynamic range mixer (I 1986/08..09) | 
 | metal percussion generator (I 1986/08..09) | 
 | guitar fuzz unit (I 1986/08..09) | 
 |  HCMOS VCO(I 1986/08..09) | 
 |  NOISE GATE (13600)(I 1986/08..09) | 
 |  disco sound limiter(I 1986/08..09) | 
 | loudspeaker impedance meter(I1986/10) | 
 | 723 as a constant current source(I1986/10) | 
 | portable mixer 3(*)(I1986/10) | 
 | sound sampling and synthesis(I1986/12) | 
|   |  | 
| 1987 | precision power supply(I1987/02) | 
 | digital sine wave generator(I1987/03) | 
 | BIPHASER(I1987/04(FET VCR)) | 
 | spot sin wave generator 1(I1987/06) | 
 | spot sin wave generator 2(I1987/07) | 
 | FILTERS: theory & practice 2(I1987/10) | 
 | active phase linear cross over network(I1987/10) | 
|   |  | 
| 1988  | STEREO LIMITER(NE572)(I 1988/02) | 
 | MINI SYNTHESIZER(I 1988/02) | 
 | spot sinwave generator(I 1988/04) | 
 | stereo sound generator(SAA1099)(I 1988/05) | 
 | parametric equalizer(I 1988/05) | 
 | using an  equalizer(I 1988/07) | 
 | audio analiser(I 1988/07) | 
 | sine square triangle generator(I 1988/10) | 
 | portable MIDI keyboard(E510+EPROM)(*)(I 1988/12) | 
 | HARMONIC ENHANCER(I 1988/12) | 
|   |  | 
| 1989  | practical filter design(1)(1989/02) | 
|   | more applications for the 555(1989/03) | 
|   | practical filter design(2)(1989/03) | 
|   | practical filter design(3)(1989/04) | 
|   | practical filter design(4)(1989/05) | 
|   | DYNAMIC RANGE PROCESSOR SSM2120/2122(1989/05) | 
|   | practical filter design(6)(1989/07) | 
|   | UNIVERSAL MIDI KBD INTERFACE(E510)(*)(1989/07) | 
|   | MIDI SPLIT CONTROLL(1989/07) | 
|   | MIDI SIGNAL REDISTRIBUTION(*)(1989/07) | 
|   | practical filter design(7)(1989/08) | 
|   | UNIVERSAL MIDI KBD INTERFACE 2(E510)(*)(1989/08) | 
|   | practical filter design(8)(1989/10) | 
|   | practical filter design(9)(1989/11) | 
|   | active loudspeaker crossover filters(1)(1989/11) | 
|   | practical filter design(10)(1989/12) | 
|   | active loudspeaker crossover filters(2)(1989/12) | 
|   |  | 
|  1990 | TRANSISTOR CURVE TRACER  (I 1991/01) | 
|   | INTRODUCTION TO DIGITAL SIGNAL PROCESSING  (I 1991/01) | 
|   |  Feedback KILLER (I 1990/02) | 
|   |  Transistor match maker(*) (I 1990/02) | 
|   |  BBD SOUND EFFECT UNIT(*) (I 1990/04) | 
|   |  ELKTR MIDI SIGNAL REDISTRIBUTION (1990/07-08) | 
|   |  *ELKTR MIDI MASTER KEYBOARD (Doepfer)Part1(1990/06) | 
|   |  *ELKTR HORN LOUDSPEAKER(1990/05) | 
|   |  ELKTR BUDGET SWEEP/FUNCTION Gen.(1990/05) | 
|   |  ELKTR Transistor Characteristic Plotting(1990/05) | 
|   |  *ELKTR PLL SINE Gen.(1990/06) | 
|   |  ELKTR MIDI MASTER KEYBOARD Part2(1990/07-08) | 
|   |  MIDI SIGNAL REDISTRIBUTION (1990/07-08) | 
|   |  Sound generator (1990/09) | 
|   |  | 
| 1991  |  *ELKTR MIDI -TO -CV INTERFACE(1991/02) | 
|   |  ELKTR TIMECOUE INTERFACE FOR SLIDE CONTROL part1(1991/08) | 
|   |  ELKTR TIMECOUE INTERFACE FOR SLIDE CONTROL part2(1991/09) | 
|   |  *ELKTR AUDIO SPECTRUM SHIFT TECHNIQUES(1991/10) | 
|   |  ELKTR DIGITAL FUNCTION GENERATOR-part1(1991/10) | 
|   |  | 
|  1992 |  *ELKTR MIDI Data Transfer(1992/03) | 
|   |  ELKTR NOISE GENERATOR(1992/07) | 
|   |  *ELKTR MIDI cable TESTER(1992/12) | 
|   |  | 
| 1993  |  Harmonic Enhancer (1993/09) | 
|   |  ELKTR GUITAR TUNER (1993/10) | 
|   |  ELKTR Dubbing Mixer EV7000 part1 (1993/10) | 
|   |  | 
| 1994  |   | 
| 1995  |   | 
| 1996  |   | 
| 1997  |   | 
| 1998  |   | 
| 1999  |   | 
|   |  | 
| 2002  |  Tube BOX (2002/06) | 
|   |  Noise Generator (74HC164) (2002/12) | 
|   |  | 
|  2003 |  Guitar Effcts SW box (2003/03) | 
|   |  | 
|  2015 |  J^2 B synthesizer (2015/01-02) | 
|   |  Guitar Overdrive (OTA drive)(2015/03-04) | 
|   |  | 
|   |  Enhancer | 
|   |  Distorsion+Compressor | 
|   |  Distorsion | 
|   |  * Compressor | 
|   |  Fuzz | 
|   |  Noise gate | 
| Electronics & Music Maker | Maplin 1980?.. 1986?  | 
| 1980  |  E&MM DIGI SOUND 80 (1980/02) | 
 |  E&MM DIGI SOUND 80 (1980/03) | 
 |  E&MM DIGI SOUND 80 (1980/04) | 
 |  E&MM DIGI SOUND 80 (1980/05) | 
 |  E&MM DIGI SOUND 80 (1980/06) | 
 |  E&MM DIGI SOUND 80 (1980/07) | 
 |  E&MM DIGI SOUND 80 (1980/08) | 
 |  E&MM DIGI SOUND 80 (1980/09) | 
|   |  | 
| 1981  |  E&MM Spectrum Synthesizer (1981/03/04/05) | 
|   |  E&MM Balanced Line System(1981/03) | 
|   |  E&MM Circuits and Standards(1981/03) | 
|   |  E&MM Starting Point (Part 1)(1981/03) | 
|   |  E&MM Ics for electro MUSIC  CEM3340 (1981/03) | 
|   |  E&MM The Matinee Organ (Part 1) (1981/03) | 
|   |  E&MM Continuity Tester (1981/03) | 
|   |  E&MM Sharp MZ-80K - the Melody Micro (1981/03) | 
|   |  E&MM Using Microprocessors (Part 1)(1981/03) | 
|   |  E&MM Using Microprocessors (Part 2)(1981/04) | 
|   |  E&MM Ics for electro MUSIC  CEM3320 (1981/04) | 
|   |  E&MM The Matinee Organ (Part 2) (1981/04) | 
|   |  E&MM The syntom drum Synthesizer (1981/04) | 
|   |  E&MM Circuit Maker (1981/04) | 
|   |  E&MM Direct Inject Box (1981/04) | 
|   |  E&MM Starting Point (Part 3)(1981/03) | 
|   |  E&MM Starting Point (Part 4)(1981/04) | 
|   |  E&MM The Matinee Organ (Part 3) (1981/05) | 
|   |  E&MM Noise Reduction Unit (1981/05) | 
|   |  E&MM Vero Project 1: Tone Generator(1981/05) | 
|   |  E&MM Vero Project 2: Test Amplifier(1981/05) | 
|   |  E&MM Vero Project 3: Metronome(1981/05) | 
|   |  E&MM Vero Project 4: Signal Mixer(1981/05) | 
|   |  E&MM Vero Project 5: Scratch Filter(1981/05) | 
|   |  E&MM The Matinee Organ (Part 4) (1981/06) | 
|   |  E&MM Guitar Tuner(1981/06) | 
|   |  E&MM Circuit Maker(1981/06) | 
|   |  E&MM Discotek(1981/06) | 
|   |  E&MM Mosfet Amplifier(1981/06) | 
|   |  E&MM Guitar Tuner (1981/06) | 
|   |  E&MM Starting Point (Part 4)(1981/06) | 
|   |  E&MM Using Microprocessors (Part 4)(1981/06) | 
|   |  E&MM ALPHADAC16 (1981/07) | 
|   |  E&MM Starting Point (Part 5)(1981/07) | 
|   |  E&MM Synwave Percussion (1981/07) | 
|   |  E&MM The Matinee Organ (Part 5) (1981/07) | 
|   |  E&MM PA Signal Processor (Part 1) (1981/08) | 
|   |  E&MM Hexadrum (1981/08) | 
|   |  E&MM The Matinee Organ (Part 6) (1981/08) | 
|   |  E&MM PA Signal Processor (Part 2) (1981/09) | 
|   |  E&MM Noise gate (1981/09) | 
|   |  E&MM Circuit Maker(1981/09) | 
|   |  E&MM Using Microprocessors (Part 6)(1981/09) | 
|   |  E&MM Synpac Battery Eliminator (1981/09) | 
|   |  E&MM Starting Point (Part 6)(1981/09) | 
 |  E&MM Electro MUSIC Engineer Non-Concordant Tone Generation(1981/09) | 
|   |  E&MM Using Microprocessors(1981/10) | 
|   |  E&MM Circuit Maker Low cost stereo LED meter(1981/10) | 
|   |  E&MM Discotek(1981/10) | 
|   |  E&MM HARMONY GENERATOR (1981/10) | 
|   |  E&MM Effects Link FX-1 (1981/10) | 
|   |  E&MM Discotek  (1981/10) | 
|   |  E&MM Auto Swell (1981/11) | 
|   |  E&MM Tone Boost  (1981/11) | 
|   |  E&MM Using Microprocessors(1981/11) | 
|   |  E&MM The Electric Drummer (Part 1)  (1981/11) | 
|   |  E&MM Starting Point (Part 7)(1981/11) | 
|   |  E&MM Electro MUSIC Engineer CEM3310 (1981/12) | 
|   |  E&MM The Synclock(1981/12) | 
|   |  E&MM Understanding Electronics Fuses(1981/12) | 
|   |  | 
| 1982  |  E&MM  The Electric Drummer (Part 2)(1982/01) | 
 |  E&MM The Spectrum Synthesiser (Part 1) (1982/01) | 
|   |  E&MM Understanding Electronics Colour Codes(1982/04) | 
 |  E&MM Volume Pedal (1982/01) | 
 |  E&MM Micromusic (Part 2)(1982/01) | 
 |  E&MM Micromusic (Part 3)Polyphonic Sequencing with the ZX81(1982/02) | 
 |  E&MM The Spectrum Synthesiser (Part 2)(1982/02) | 
 |  E&MM Circuit Maker(1982/02) | 
|   |  E&MM Electric Drummer (Part 3)(1982/04) | 
 |  E&MM Electro MUSIC Engineer Resonant Filters CEM3350 (1982/02) | 
 |  E&MM The Spectrum Synthesiser (Part 2) (1982/02) | 
|   |  E&MM Digital Delay Effect Unit  (1982/02/03) | 
|   |  E&MM Killing CB Interference (1982/03) | 
|   |  E&MM Mains Connectors (1982/03) | 
|   |  E&MM Power 200 Speakers(1982/03) | 
|   |  E&MM Multi reverb  (1982/04) | 
 |  E&MM Circuit Maker(1982/04) | 
|   |  E&MM MF1 sync unit (1982/04) | 
|   |  E&MM Electric Drummer (Part 4)(1982/04) | 
|   |  E&MM Understanding Electronics Reading Circuit Diagrams(1982/04) | 
|   |  E&MM Understanding Electronics How To Make Music Projects(1982/05) | 
|   |  E&MM The Peak Programme Meter(1982/05) | 
|   |  E&MM Quadramix(1982/05) | 
|   |  E&MM Soft Distortion Pedal(1982/05) | 
|   |  E&MM Electro Music Engineer State variable Filter(1982/05) | 
|   |  E&MM Circuit Maker Harmony Generator Extension(1982/06) | 
|   |  E&MM Multisplit (1982/06) | 
|   |  E&MM Panolo (1982/06) | 
|   |  E&MM Understanding Electronics Trigger Interfacing(1982/06) | 
|   |  E&MM Electro Music Engineer Transistor Power Amplifier Surgery(1982/06) | 
 |  E&MM Micromusic: Notate your NascomM(1982/07) | 
|   |  E&MM Harmonic Generator Extension (1982/07) | 
|   |  E&MM Electric Drummer (Part 5)(1982/07) | 
|   |  E&MM Universal Trigger Interface(1982/07) | 
|   |  E&MM Understanding Electronics Noise Generators(1982/08) | 
|   |  E&MM VCO calibration Aid (1982/08) | 
|   |  E&MM 8201 LINE MIXERComp Lim(1982/08) | 
|   |  E&MM Practice Amplifier(1982/08) | 
|   |  E&MM Comp Lim(1982/09) | 
|   |  E&MM Twinpak(1982/09) | 
|   |  E&MM Electromix 842part1(1982/10) | 
|   |  E&MM Amdek Distortion Kit(1982/10) | 
|   |  E&MM Understanding Electronics Envelope Shaping for Percussion(1982/10) | 
|   |  E&MM Electro Music Engineer Powering Capacitor Microphones(1982/10) | 
|   |  E&MM Electromix 842part2(1982/11) | 
|   |  E&MM Sweep Equalizer(1982/11) | 
|   |  E&MM AMdek Chrous KIT(1982/11) | 
|   |  E&MM Electro-Music Engineer A Review of VCO Calibration Methods(1982/11) | 
|   |  E&MM The Transpozer (Part 1) (powertran) (1982/12 1983/01) | 
|   |  E&MM Canjak(1982/12) | 
|   |  E&MM Amdek Percussion Synth(1982/12) | 
|   |  | 
| 1983  |  E&MM SYNBLO (1983/01) | 
 |  E&MM Electro MUSIC Engineer Tuning Up ? A Review of VCO Calibration Methods(1983/01) | 
|   |  E&MM The Transpozer (Part 2) (powertran) (1983/01) | 
|   |  E&MM Amdek Compressor Kit(1983/01) | 
|   |  E&MM Caltune  (1983/02) | 
|   |  E&MM Amdek Stereo Mixer Kit (1983/02) | 
|   |  E&MM Softmusic (1983/02) | 
|   |  E&MM Studio Sound Techniques (Part 4)(1983/02) | 
|   |  E&MM Discotek(1983/02) | 
|   |  E&MM Synbal(1983/02) | 
|   |  E&MM 842 Meter Bridge (1983/03) | 
|   |  E&MM The Shaper(1983/03) | 
|   |  E&MM Syntom II  (1983/04) | 
|   |  E&MM Sawtooth Processor (1983/04) | 
|   |  E&MM Graphic Osciilator (1983/04) | 
|   |  E&MM Amdek Metronome Kit(1983/04) | 
|   |  E&MM Understanding Electronics Sound Shaping for Percussion(1983/04) | 
|   |  E&MM MicroMIDI(1983/05) | 
|   |  E&MM Amdek Flanger Kit(1983/05) | 
|   |  E&MM OMDAC (1983/06) | 
|   |  E&MM Amdek Power Distributor Kit(1983/06) | 
|   |  E&MM Amdek Delay Kit(1983/07) | 
|   |  E&MM Digital Signal Processing  (1983/06) | 
|   |  E&MM Electro-Music Engineer CEM3372 A Versatile building Block (1983/07) | 
|   |  E&MM Digital Signal Processing (Part 1)(1983/07) | 
|   |  E&MM Tap Tempo(1983/07) | 
|   |  E&MM Digital Signal Processing (Part 2)(1983/08) | 
|   |  E&MM THE MINIBLO (1983/08) | 
|   |  E&MM Amdek Phaser Kit(1983/08) | 
|   |  E&MM Amdek Tuning Amp Kit (1983/09) | 
|   |  E&MM The Synclap(1983/09) | 
|   |  E&MM Chip Parade (Part 1)(1983/09) | 
|   |  E&MM Oscillators And Waveforms(1983/09) | 
|   |  E&MM Chip Parade (Part 2)(1983/10) | 
|   |  E&MM Mains Distribution Board(1983/10) | 
|   |  E&MM Amdek Graphic Equaliser Kit(1983/10) | 
|   |  E&MM Digital Signal Processing (Part 3)(1983/10) | 
|   |  E&MM Audio Level Meter(1983/11) | 
|   |  E&MM Circuit Maker(1983/11) | 
|   |  E&MM Digital Signal Processing (Part 4)(1983/11) | 
|   |  E&MM Sound On Stage(1983/11) | 
|   |  E&MM The Valve Driver(1983/12) | 
|   |  E&MM Chip Parade (Part 4)(1983/12) | 
|   |  E&MM Amdek Tuning Amp Kit(1983/12) | 
|   |  | 
| 1984  |  E&MM Amdek Octaver Kit  (1984/01) | 
 |  E&MM Monitor Amp(1984/01) | 
 |  E&MM Chip Chat(1984/01) | 
|   |  E&MM Chip Parade (Part 5)(1984/01) | 
 |  E&MM Electronic Digital Metronome  (1984/01) | 
 |  E&MM ADSR Envelope Generator (1984/02) | 
 |  E&MM Voltage controlled Clock (1984/02) | 
 |  E&MM Amdek Hand Clapper Kit(1984/02) | 
|   |  E&MM Chip Parade (Part 6)(1984/02) | 
 |  E&MM Amdek DMK-200 Delay Machine Kit  (1984/03) | 
 |  E&MM Circuit Maker(1984/03) | 
 |  E&MM S-Trigger Converter Project(1984/03) | 
|   |  E&MM Audio Lead Tester Project (1984/03) | 
|   |  E&MM Univesal Pedal synth  (1984/04) | 
|   |  E&MM Universal Bass Pedal Synth (1984/04) | 
|   |  E&MM The Syndrom (Part 1)(1984/04) | 
|   |  E&MM The Ins and Outs of Digital Design(1984/04) | 
|   |  E&MM The string dumper (1984/05) | 
|   |  E&MM Meter Reader(1984/05) | 
|   |  E&MM The Programmable Digital Sound Generator (Part 1)(1984/05) | 
|   |  E&MM Chip Parade (Part 9)(1984/05) | 
|   |  E&MM Build It Yourself (1984/06)   | 
|   |  E&MM Chip Parade (Part 10)(1984/06)   | 
|   |  E&MM Multi waveforam LFO   (1984/06) | 
|   |  E&MM Headphone Amplification  (1984/06) | 
|   |  E&MM The Programmable Digital Sound Generator (Part 2)(1984/06) | 
|   |  E&MM The Syndrom (Part 2)(1984/06) | 
|   |  E&MM BeeBMIDI (Part 1) (1984/06) | 
|   |  E&MM The Programmable Digital Sound Generator (Part 3)(1984/07) | 
|   |  E&MM BeeBMIDI (Part 2) (1984/07) | 
|   |  E&MM The RackPack(1984/07) | 
|   |  E&MM Putting on the Style(1984/07) | 
|   |  E&MM The MINIBRLO  (1984/08) | 
|   |  E&MM Balanced Microphone Preamp   (1984/08) | 
|   |  E&MM The SynthMix (Part 2) (1984/08/09) | 
|   |  E&MM Dual voltage controlled LFO (1984/09) | 
|   |  E&MM Powertran MCS1 (Part 1)(1984/10) | 
|   |  E&MM The Syndrom (Part 3)(1984/10) | 
|   |  E&MM Phantom Power Supply(1984/10) | 
|   |  E&MM Analogue Electronic Drum System (1984/10) | 
|   |  E&MM OMDAC Update 2(1984/10) | 
|   |  E&MM BeeBMIDI (Part 4) (1984/11) | 
|   |  E&MM Electronic Drum Sequencer(1984/11) | 
|   |  E&MM Short Circuit(1984/11) | 
|   |  E&MM Powertran MCS1 (Part 2)(1984/11) | 
|   |  E&MM The Programmable Digital Sound Generator (Part 4)(1984/10) | 
|   |  E&MM The Programmable Digital Sound Generator (Part 5)(1984/11) | 
 |  E&MM  Modular Effects Rack Project (Part 1)Tantek(1984/12) | 
|   |  E&MM The Syndrom (Part 4)(1984/12) | 
|   |  E&MM Step by Step Sequencer project(1984/12) | 
|   |  | 
| 1985  |  E&MM MCS1 Powertran (1984/10/11/2 1985/01/03) | 
 |  E&MM Short Circuit (1985/01) | 
 |  E&MM Compressor-Limiter (Part 2) Tantek rack (1985/01) | 
 |  E&MM Digisound Voice Card(part1) (1985/02) | 
 |  E&MM Dynamic Noise Filter(Part 3) Tantek rack (1985/02) | 
 |  E&MM Digisound Voice Card(part2) (1985/03) | 
 |  E&MM Parametric Equaliser  (Part 4) Tantek rack (1985/03) | 
|   |  E&MM Powertran MCS1 (Part 5)(1985/03) | 
 |  E&MM Short Circuit The MIDI Index(1985/04) | 
 |  E&MM The Time Machine  (1985/04) | 
 |  E&MM Powertran BBC-MIDI Interface (Part 1)(1985/04) | 
 |  E&MM The MIDI Index  (1985/04) | 
 |  E&MM Multi-Delay  (Part 5) Tantek rack (1985/04) | 
 |  E&MM Modulation Oscillator (Part 6)Tantek rack (1985/05) | 
 |  E&MM Input Module  (Part 7) Tantek rack (1985/06) | 
 |  E&MM MIDI Sequencer Project(1985/06) | 
|   |  E&MM Exclusive Syn-D-Kation (1985/11) | 
|   |  E&MM SPECDRUM DRUM SEQUENCER (1985/12) | 
|   |  | 
|  1986 |  E&MM MIDIThru (1986/06) | 
| International Musician & Recording World |  | 
| 1975 | Build A Hum Loop Isolator(1975/05) | 
 | Build A Bass Guitar Pre-Amp(1975/06) | 
 | Build a Headphone Amp(1975/07) | 
 | Guitar Lead Tester(1975/08) | 
 | Guitar Routing Box (Part 1)(1975/08) | 
 | Tuning Fork(1975/08) | 
 | The BLOB(1975/08) | 
 | Daisy: 2 (Part 2)(1975/09) | 
 | Improving Daisy (Part 3)(1975/10) | 
| 1985 | Workbench CHECKA (1985/01) | 
 | Workbench Signal Processors (1985/02) | 
 | Workbench Signal Processors (1985/04) | 
 | Workbench Signal Processors(1985/05) | 
 | Workbench Signal (1985/06) | 
 | Workbench Group Lighting Board(1985/11) | 
 | Workbench STAGE LIGHTING INTERFACE BOARDS(1985/12) | 
| 1986 | Workbench Making A Foot Switch(1986/02) | 
 | Workbench Impedance. What is it?! (1986/03) | 
 | Workbench Pot Pourri(1986/05) | 
 | Workbench  The Easy Life(1986/06) | 
 | Workbench  Go Active!(1986/07) | 
 | Workbench Headache (1986/08) | 
 | Workbench Making the Connection (1986/09) | 
 | Workbench Sounding Out(1986/10) | 
 | Workbench Remote Control System(1986/11) | 
 | Workbench Modifying The Midiverb(1986/12) | 
| Recording Musician |  | 
| 1992 | Soft Machine(1992/12) | 
| 1993 | Earth Loops Are Easy(1993/05) | 
| Electronic Soundmaker | 1983..1985  | 
| 1983  |  ESM Chorus Effects Unit(MN3011/MN3101) (1983/09)   | 
|   |  ESM Soldering On (Part 1)(1983/09)   | 
|   |  ESM Parametric Equalizer(1983/09)   | 
|   |  ESM Drum Synth  (1983/10)   | 
|   |  ESM Analogue Echo (MN3011/MN3101) (1983/10)   | 
|   |  ESM Soldering On (Part 2)(1983/10)   | 
|   |  ESM Wah-Tone Pedal (1983/11)   | 
|   |  ESM Compressor/Expander (1983/11)   | 
|   |  ESM Micro Bass Synth (1983/12)   | 
|   |  ESM Keyed Noise Gate (1983/12)   | 
|   |  ESM Project Blocks(1983/12)   | 
|   |  ESM  Soldering On (Part 4)(1983/12)   | 
|   |  | 
| 1984  |  ESM ZX81 Sequencer (1984/01)   | 
|   |  ESM Monitor Amp (1984/01)   | 
|   |  ESM 4-Channel Stereo Mixer (1984/02)   | 
|   |  ESM Project Blocks(1984/02)   | 
|   |  ESM  ADSR Envelope Generator(1984/02)   | 
|   |  ESM  Soldering On (Part 6)(1984/02)   | 
|   |  ESM  Phaser Module(1984/03)   | 
|   |  ESM Soldering On (Part 7)(1984/03)   | 
|   |  ESM  Power Supply(LM317)(1984/03)   | 
|   |  ESM  Dual Mic Pre-amp(1984/04)   | 
|   |  ESM  Soldering On (Part 8)(1984/04)   | 
|   |  ESM  Sound Effects Synth(SN76477)(1984/05)   | 
|   |  ESM  Effects Module 2: Dual Tracker(1984/06)   | 
|   |  ESM  Sine VCO(ICL8038)(1984/06)   | 
|   |  ESM  Doctoring The Dr.(1984/10)   | 
|   |  ESM  Step by Step Sequencer project*(1984/12)   | 
|   |  | 
| 1985  |  ESM Computer Drum Machine project (1985/02)   | 
|   |  ESM  MIDI Sequencer Project(1985/06)   | 
|   |  ESM  Confessions(1985/07)   | 
|   |  ESM  The Codebreaker(1985/08)   | 
|   |  ESM  Soldering On(1985/08)   | 
| Home & Studio Recording  | Maplin 1983 .. 1994   | 
| 1983  |  HSR Project Round-Up (1983/02)   | 
|   |  HSR DIY Direct Inject Box (1983/03)   | 
|   |  HSR  Dynamic Noise Filter(LM13600)(1983/09)   | 
|   |  HSR Interconnect(1983/11) | 
|   |  HSR  Audio Level Meter(LM13600)(1983/11)   | 
|   |  HSR Destiny Modular Mixer (Part 1) (1983/12)   | 
|   |  | 
| 1984  |  HSR Destiny Modular Mixer (Part 2) (1984/01)   | 
|   |  HSR Destiny Modular Mixer (Part 3) (1984/02)   | 
|   |  HSR DIY Direct Inject Box (1984/03)   | 
|   |  HSR Speaker Drive Units (Part 1)(1984/03)   | 
|   |  HSR Plate Reverberator Project(1984/03)   | 
|   |  HSR Power Supply(1984/03)   | 
|   |  HSR Short Circuit(1984/03)   | 
|   |  HSR Wiring DIN Connectors (1984/03)   | 
|   |  HSR Realistic PZM Modification(1984/03)   | 
|   |  HSR 4 Channel Attenuator Project (1984/06) | 
|   |  HSR Interconnect(1984/06) | 
|   |  HSR Headphone Amplification System(1984/07) | 
|   |  HSR Phantom Powering the Realistic PZM(1984/07) | 
|   |  HSR Balanced Microphone Preamp Project(1984/08) | 
|   |  HSR Patchbay Project(1984/09) | 
|   |  HSR Studio Earthing Techniques (Part 1)(1984/09) | 
|   |  HSR Studio Earthing Techniques (Part 2)(1984/10) | 
|   |  HSR Phantom Power Supply(1984/10) | 
|   |  HSR Sound Trigger for Boss DE-200 Delay(1984/11) | 
|   |  HSR Stereo Autofader Project (Part 1)(1984/11) | 
|   |  HSR Autofader Update (Part 2)(1984/12) | 
|   |  HSR Modular Effects Rack Project (Part 1)(1984/12) | 
|   |  | 
| 1985  |  HSR Compressor-Limiter Project (Part 2)(1985/01)  | 
|   |  HSR/ Dynamic Noise Filter Project (Part 3)(1985/02)  | 
|   |  HSR/ Multi-Delay Project (Part 5)(1985/04)  | 
|   |  HSR/ Parametric Equaliser Project (Part 4)(1985/03)  | 
|   |  HSR/ Modulation Oscillator (Part 6)(1985/05)  | 
|   |  HSR/ Input Module Project (Part 7)(1985/06)  | 
|   |  HSR/ Studio Mains Supplies (Part 2)(1985/07)  | 
|   |  HSR/ Output Module Project (Part 8)(1985/07)  | 
|   |  HSR/ ENHANCER / Tantek  (1985/08)  | 
|   |  HSR/De-Esser Project  (1985/08)  | 
|   |  HSR/ Infinite Flanger / Tantek (1985/09)   | 
|   |  HSR/ Studio Mains Supplies (Part 3)(1985/10)  | 
|   |  HSR/ Mic Preamp (Part 11)(1985/10)   | 
|   |  HSR/ Mixer Module Project (Part 12)(1985/11)   | 
|   |  HSR Analogue Equipment Design (Part 1)(1985/12)  | 
|   |  HSR On the Level(1985/12)  | 
|   |  | 
| 1986  |  HSR Phantom Power Module(1986/01) | 
|   |  HSR/ Digital Sampler/delay Tantek (1986/02)  | 
|   |  HSR Analogue Equipment Design (Part 2) (1986/02)  | 
|   |  HSR How to Calm Hysterics in Op-amps(1986/02)  | 
|   |  HSR Analogue Equipment Design (Part 3) (1986/03)  | 
|   |  HSR/ Digital Sampler/delay Tantek (1986/03)  | 
|   |  HSR/ Digital Sampler/delay Tantek (1986/04)  | 
|   |  HSR Analogue Equipment Design (Part 4) (1986/04)  | 
|   |  HSR Analogue Equipment Design (Part 5)(1986/05)  | 
|   |  HSR Test Tone Oscillator(1986/05)  | 
|   |  HSR Fader-Panner Project(1986/06)  | 
|   |  HSR Trigger Converter for the Yamaha SPX-90(1986/06)  | 
|   |  HSR Adventures with Op-Amps(1986/11)  | 
|   |  HSR Room EQ: Myth or Legend (Part 2)(1986/12)  | 
| Recording Musican  |  | 
|   | Beat the System (1992/07)  | 
| Everyday Electronics | 1971.. 1999  | 
| 1971  | EE  u-pick-it(1971/05-06)  | 
|   | EE Simple Fazz  Box (1971/12)  | 
| 1974  | EE  VCO Effect unit(1974/01)  | 
| 1975  | EE Tremolo (1975/10)  | 
| 1976  | EE Transistor Tester (1976/10)  | 
| 1977  | EE Guitar PRACTICE Amplifire (1977/02)  | 
|   | EE Automatic Phase Box (1977/12)  | 
| 1978  | EE AUDIO FREQUENCY SIGNAL GENERATOR (1978/08)  | 
| 1980  | EE SPRING REVERBERATION UNIT  (1980/12)  | 
| 1980  | EE Three Sound to  Light  (1980/11)  | 
| 1980  | EE Guitar Practice Amplifire (1980/11)  | 
| 1980  | EE Audio Effects Unit (1980/10)  | 
| 1980  | EE AutoPhase(SSM2040)* (1980/06..07)  | 
| 1980  | EE A.F. Signal Generator (1980/06..07)  | 
| 1980  | EE Auto Waa(SSM2040)* (1980/06..07)  | 
| 1980  | EE Automatic Level Control (1980/04)  | 
| 1980  | EE Stereo Headphone AMP (1980/03)  | 
| 1981  | EE PHASER(CDS)* (1981/01)  | 
| 1981  | EE 3channel Stero MIXER* (1981/02)  | 
| 1981  | EE Treble Boost (1981/03)  | 
| 1981  | EE Bench Power Supply (1981/03)  | 
| 1981  | EE Guitar Headphone AMP (1981/05)  | 
| 1982  | EE SOUND SPLITER  (1982/09)  | 
| 1983  | EE Envelope Shaper  For Bass Guitar (1983/06)  | 
| 1983  | EE STYLUS ORGAN (1983/09)  | 
| 1989  | EE STABLIZED POWER SUPPLIES part1 (1989/07)  | 
| 1991  | EE RIAA PRIAMPLIFIER (1991/10)  | 
| 1991  | EE SIGNAL GENERATOR(8038) (1991/10)  | 
 | Sound On Sound  | 
| 1987  | Practically MIDI (Part 1)(1987/09)  | 
|   | Practically MIDI (Part 2)(1987/10)  | 
| 1988  | Practically MIDI (Part 6)(1988/02)  | 
| Maplin  | Maplin magazine / Electronics and Beyond   | 
| 1979 |  Maplin 3800&5600s Stereo Synthesizers (1979) | 
| 1981 |  Maplin Combo (Guitar) Amplifire (1981/12) | 
| 1983 |  Maplin SYNTOM (1983/9) | 
 |  Maplin Synchime (1983/09) | 
| 1986 |  Maplin MIXING IT' (1986/03/04) | 
 |  Maplin LPF Effect UNIT (1986/03/04) | 
 |  Maplin ADA ECHO(ZN448/ZN428) (1986/06/07) | 
| 1986 |  Maplin MIXING IT'part3 (1986/06/07) | 
| 1988 |  Maplin PROGRAMMABLE METRONOME(1988/03-05) | 
 |  Maplin Noise Generator(*)(1988/06-08) | 
 |  Maplin MIDI Thru Box (*)(1988/09-11) | 
| 1989 |  Maplin LM13700 (1989/06-07) | 
| 1990 |  Maplin MF10 unversal seitched capacitor filter (1990/06) | 
 |  Maplin Syntom Drum synthesizer(1990/06-07) | 
 |  Maplin SSM2015 Mic Pre (1990/08) | 
 |  Maplin Dynamic Noise reduction SM-666(LM1894) (1990/10-11) | 
 |  Maplin SSM2016 (1990/12-01) | 
| 1991 |  Maplin SSM2044 4-pole Voltage Controlled Filter* (1991/02)   | 
 |  Maplin SSM2045 Music Voicing System* (1991/04 )    | 
 |  Maplin SSM2120 Dynamic Range Processor(1991/11 )    | 
 |  Maplin Digital Data Link Module(1991/11 )    | 
 |  Maplin Low Cost PSU(1991/11 )    | 
 |  Maplin Treble Booster(1991/11 )    | 
 |  Maplin Audio Waveform Generator(1991/12 )    | 
 |  Maplin Mains-Operated Linear DC Power Supplies(P1)(1991/12 )    | 
 |  Maplin MN3004 BBD Delay Line(1991/12 )    | 
| 1992 |  Maplin AUDIO BALANCED LINE TRANSMITTER(1992/01 )    | 
 |  Maplin MN3011 Delay Line(1992/01 )    | 
 |  Maplin 100W PRO-AMP(1992/08 )    | 
| 1993 |  Maplin AF Sine/Square Wave Generator (1993/03 )    | 
 |  Maplin Bench Amplifire (1993/04 )    | 
 |  Maplin Multi-Purpose 741 OPAMP Card (1993/08 )    | 
 |  Maplin E510 MIDI Keyboard Scanning Module* (1993/09)  | 
 |  Maplin Audio Spectrum Analaizer (1993/10 )    | 
 |  Maplin Pink Noise Generator (1993/12 )    | 
| 1994 |  Maplin  Psychedelic WAH WAH Pedal* (1994/10)   | 
| 1995 |  Maplin MIDI TEST BOX* (1995/10)  | 
| 1996 |  Maplin  Dynamic Range Processor (SSM2120) (1996/07) | 
| 1997 |  Maplin  SUDIO DELAY LINE SYSTEM AND CURCUIT(1997/02) | 
 |  Maplin MIDI Matrix  *(1997/04) | 
 |  Maplin  voltage regulator KITs(1997/05) | 
 |  Maplin Psychedelic WAH WAH Pedal(1997/06) | 
 |  Maplin SPECIAL AUDIO PROCESSING IC (NE570/LM1894)(1997/07) | 
| 1998 |  Maplin MIDI Through Box *(1998/05) | 
| 1999 |  Maplin Low Cost Compressor(LM13700)(1999/04) | 
| Maplin  | Project BOOK  | 
| No6 |  Maplin PB AUTO WAA EFFECTS UNIT | 
| No7 |  Maplin PB A SIMPLE SWEEP OSCILLATOR | 
| No10 |  Maplin PB AUTO WAA EFFECTS UNIT | 
| No11 |  Maplin PB Mapmix Six Channel Audio Mixer | 
 |  Maplin PB Volume Expander | 
 |  Maplin PB Parametric equalizer | 
| No19 |  Maplin PB ADA ECHO ECHO  | 
| No22 |  Maplin PB MIDI interfacing techniques | 
| No48 |  Maplin PB MN3004 BUCKET BRIGADE DELAY LINE | 
 |  Maplin PB AUDIO WAVEFORM GENERATOR/TD> | 
| No51 |  Maplin PB AGC MICROPHONE PREAMPLIFIRE | 
| No64 |  Maplin PB IN-SITU TRANSISTOR TESTER | 
 |  Maplin PB MASTER & HEADPHONE MODULE | 
| 2001 |  Maplin Electric Guitar SUSTAIN CIRCUIT(2001/09) | 
 |  Maplin  Practice  Guitar Amplifire(2001/09) | 
| Everyday Electronics | 1971.. 1999  | 
| 1971  | EE u-pick-it(1971/05-06)  | 
|   | EE Simple Fazz  Box (1971/12)  | 
| 1974  | EE VCO Effect unit(1974/01)  | 
| 1975  | EE Tremolo (1975/10)  | 
| 1977  | EE Guitar PRACTICE Amplifire Phase Box (1977/02)  | 
|   | EE Automatic Phase Box (1977/12)  | 
| 1983  | EE STYLUS ORGAN (1983/09)  | 
| Practical Electronics | 1964?..1995?  | 
| 1967  |  PE THE ELECTRONIC ORGAN(1967/06) | 
|   |  PE spring line (1967/12) | 
|   |  PE micro electronics part5(1967/12) | 
|   |  PE semiconductor basics(1967/12) | 
|   |  | 
| 1968  |  PE analogue computer(1968/01) | 
|   |  PE white noise generator(1968/01) | 
|   |  PE semiconductor basics(1968/01) | 
|   |  PE Glissand Vibe(1968/02) | 
|   |  PE Analog Computer(1968/02) | 
|   |  PE semiconductor basics(1968/02) | 
|   |  PE Waa-Waa pedal (1968/07) | 
|   |  PE Analog Computer(1968/08) | 
|   |  PE printed wireing board(vero board)(1968/10) | 
|   |  PE Analog Computer(1968/10) | 
|   |  PE LSA device(1968/10) | 
|   |  | 
| 1969  |  PE TEST OSCILLATOR (1969/01) | 
|   |  PE HIGH PERFORAMNCE STABLISED POWER SUPPLY (1969/01) | 
|   |  PE Zener Diodes (1969/01) | 
|   |  PE Harmonaphone(1969/02) | 
|   |  PE MICROPHONE MIXER(1969/04) | 
|   |  PE THE P.E. ORGAN(1969/05) | 
|   |  PE OPAMP(1969/06) | 
|   |  PE ORGAN part2 (1969/06) | 
|   |  PE Treble Booster (1969/07) | 
|   |  PE Spring line Reverberation(1969/08) | 
|   |  PE ORGAN part4 (1969/08) | 
|   |  PE OPAMP(1969/08) | 
|   |  PE signal generator (1969/10) | 
|   |  PE ORGAN part6 (1969/10) | 
|   |  PE ORGAN part7 (1969/11) | 
|   |  | 
| 1970  |  PE  ORGAN part9(1970/01) | 
|   |  PE  ORGAN part10(1970/02) | 
 |  PE  ORGAN part11(1970/03) | 
 |  PE  bistable multi(1970/04) | 
|   |  PE  musical stave(1970/05) | 
|   |  PE  Flashing Light Show (1970/06) | 
|   |  PE  WAA-WAA UNIT (1970/07) | 
|   |  | 
| 1971  |  PE Electronic Music Synthesis(1971/10) | 
|   |  PE Rhythmetron (1971/11) | 
|   |  | 
| 1972  |  PE IC audio mixer (1972/01) | 
|   |  PE Tremollo unit (1972/03) | 
|   |  PE THE UNIJUNCTION TRANSISTOR (1972/03) | 
|   |  PE Treble Booster (1972/04) | 
|   |  PE Fuzz Box (1972/05) | 
|   |  PE  Electronic PIANO part1(1972/09) | 
|   |  PE  SQUARE WAVE GENERATOR(1972/09) | 
|   |  PE  Electronic PIANO part2(1972/10) | 
|   |  PE Electronic Musical instruments (1972/11) | 
|   |  PE A.F. Signal Generator (1972/11) | 
|   |  PE  Electronic PIANO part3(1972/11) | 
|   |  PE Basic OPAMP (1972/12) | 
|   |  PE  Electronic PIANO part4(1972/12) | 
|   |  | 
| 1973  |  PE Sound synthesizer 1973/2.. 1974/2 | 
|   |  PE Electronic PIANO part5(1973/01) | 
|   |  PE Sound synthesizer part1(1973/02) | 
|   |  PE Sound synthesizer part2(1973/03) | 
|   |  PE Sound synthesizer part2(1973/03) | 
|   |  PE Sound synthesizer part3 (VCO/INV.)(1973/04) | 
|   |  PE Sound synthesizer part4 (RAMP/INPUTAMP)(1973/05) | 
|   |  PE AUTO TONE(1973/06) | 
|   |  PE Sound synthesizer part5(1973/06) | 
|   |  PE Sound synthesizer part6(1973/07) | 
|   |  PE Sound synthesizer part7(reverb/ring/meter)(1973/08) | 
|   |  PE AUDIO compressor(1973/08) | 
|   |  PE Phasing unit (1973/09) | 
|   |  PE Sound synthesizer part9(VCA)(1973/10) | 
|   |  PE WIND and RAIN EFFECT(1973/10) | 
|   |  PE Sound synthesizer part10(1973/11) | 
|   |  PE Sound synthesizer part11(1973/12) | 
|   |  | 
| 1974  |  PE Sound Synthesizer 12 KBD(1974/01) | 
|   |  PE Sound Synthesizer 13 KBD(1974/02) | 
|   |  PE RHYTHM GENERATOR(1974/03) | 
|   |  PE RHYTHM GENERATOR part2(1974/04) | 
|   |  PE REMOTE VOLUME CONTROL(1974/09) | 
|   |  PE VOLTAGE CONTROLLED FILTER(diode ladder)(1974/10) | 
 |  PE  MINI SONIC part1(1974/11) | 
 |  PE  MINI SONIC part2(1974/12) | 
|   |  | 
| 1975  |  PE  MINI SONIC part3(1975/01) | 
|   |  PE  MINI SONIC part4(1975/02) | 
|   |  PE  VOLTAGE CONTROLLED AMP(2Tr)1975/02) | 
|   |  PE  MINI SONIC part5(1975/03) | 
|   |  PE  JOANNA (1975/05) | 
|   |  PE  SYMBIOSIS MINI SONIC (1975/06) | 
|   |  PE  JOANNA part2(1975/06) | 
|   |  PE  GUITAR EFFECTS PEDAL (1975/07) | 
|   |  PE  JOANNA part3(1975/07) | 
|   |  PE  SYMBIOSIS MINI SONIC (1975/07) | 
|   |  PE  JOANNA part4(1975/08) | 
|   |  PE  JOANNA part5(1975/09) | 
|   |  PE  ENVELOPE SHAPER (1975/10) | 
|   |  PE  ELECTRONIC TUNING FORK (1975/11) | 
|   |  PE  MINI MIX 6 (1975/11) | 
|   |  PE  GUITAR AMPLIFIRE (1975/12) | 
|   |  PE  MINI MIX 6 part2(1975/12) | 
|   |  | 
| 1976  |  PE IC50 GUITAR AMPLIFIRE (1976/01) | 
|   |  PE simple sawtooth generator (1976/01) | 
|   |  PE AUDIO COMPRESSOR(1976/01) | 
|   |  PE RANDOM TONE GENERATOR(1976/01) | 
|   |  PE synchronome(1976/03) | 
|   |  PE simple low voltage regulator(1976/03) | 
|   |  PE GENVELOPE SHAPER(1976/04) | 
|   |  PE SOUNDS EXTRAORDINARY(1976/04) | 
|   |  PE FUZZ/WAA-WAA/ENVELOPE SHAPER/TREBLE BOOSTER(1976/04) | 
|   |  PE multiple octave organ(1976/05) | 
|   |  PE GUITAR OVERDRIVE UNIT(1976/08) | 
|   |  PE SQUARE WAVe CONVERTER(1976/09) | 
|   |  PE STEREO DIGITAL P.P.M.(1976/10) | 
|   |  PE DISCO STROBE(1976/11) | 
|   |  PE Mini ORGAN(1976/11) | 
|   |  | 
| 1977  |  PE MICROPHONE MIXER (1977/01) | 
|   |  PE GUITAR FUZZ UNIT (1977/01) | 
|   |  PE SIMPLE COMPRESSOR (1977/02) | 
|   |  PE AUTO WAH (1977/03) | 
|   |  PE SAWTOOTH TRIANGLE CONVERTER(1977/03) | 
|   |  PE TRANSIENT GENERATORS (1977/04) | 
|   |  PE ORGAN MOLO (1977/05) | 
|   |  PE PROGRAMMABLE MELODY GENERATOR(1977/05) | 
|   |  PE synthesiser tuning inidicator(1977/07) | 
|   |  PE GUITAR FREQUENCY DOUBLER(1977/08) | 
|   |  PE GUITAR TUNING REFERENCE(1977/08) | 
|   |  PE HIGH ACCURACY RECTIFIRS(1977/09) | 
|   |  PE GUITAR SUSTAIN UNIT(1977/10) | 
|   |  PE 128 note sequencer (1977/11) | 
|   |  PE ANALOGUE/LOG AMPLIFIRES (1977/11) | 
|   |  PE PIANO CIRCUITS (1977/11) | 
|   |  PE 128 note sequencer part2(1977/12) | 
|   |  | 
| 1978  |  PE RHYTHM GENERATOR part1 (1978/01) | 
|   |  PE RHYTHM GENERATOR part2 (1978/02) | 
|   |  PE STRING ENSEMBLE part1 (1978/03) | 
|   |  PE Fault finding / Traiac & thyristor circuits (1978/03) | 
|   |  PE STRING ENSEMBLE part2 (1978/04) | 
|   |  PE VERATILE VCO (1978/04) | 
|   |  PE DOUBLE TREMOLO UNIT(1978/04) | 
|   |  PE STRING ENSEMBLE part3 (1978/05) | 
|   |  PE VCO (555) (1978/05) | 
|   |  PE VCO (8038) (1978/05) | 
|   |  PE REPEAT / PERCUSSION CIRCUIT (1978/05) | 
|   |  PE VCO (8038) (1978/05) | 
|   |  PE SAWTOOHT TO TRIANGLE CONVERTER(1978/05) | 
|   |  PE POWER SUPPLY UNIT(1978/05) | 
|   |  PE STEREO HEADPHONE AMPLIFIRE(1978/06) | 
|   |  PE STRING ENSEMBLE part4 (1978/06) | 
|   |  PE MUSICAL CALCULATOR (1978/06) | 
|   |  PE STEREO EXPANDER/COMPRESSOR(1978/06) | 
|   |  PE SIMPLE WAA-WAA(1978/06) | 
|   |  PE STRING ENSEMBLE part5 (1978/07) | 
|   |  PE ENVELOPE SHAPER(1978/08) | 
|   |  PE TOUCH SENSITIVE KEYBOARD(1978/08) | 
|   |  PE ANALOGUE COMPUTER part1(1978/09) | 
|   |  PE TDA 1008 (TOS)(1978/09) | 
|   |  PE EMPASISED BETA METRONOME(1978/09) | 
|   |  PE ANALOGUE COMPUTER part2(1978/10) | 
|   |  PE impedance(1978/10) | 
|   |  PE SIMPLE FUZZ(1978/10) | 
|   |  PE ACCENTING METRONOME(1978/10) | 
|   |  PE EXTERNAL INPUT UNIT FOR SYNTHESIZERS(1978/10) | 
|   |  PE ANALOGUE COMPUTER part3(1978/11) | 
|   |  PE 741 SUPPLY(1978/11) | 
|   |  PE AUTO TUNE GENERATOR(1978/11) | 
|   |  PE GUITAR SOUND MULTIPROCESSOR part2(1978/12) | 
|   |  PE ANALOGUE COMPUTER part4(1978/12) | 
|   |  PE impedance part2(1978/12) | 
|   |  PE SUB-OCTAVE GENERATOR(1978/12) | 
|   |  | 
| 1979  |  PE ADSR Envelope Shaper (1979/01) | 
|   |  PE Guitar Sound Multiprocessor Part2 (1979/01) | 
|   |  PE Guitar Sound Multiprocessor Part3 (1979/02) | 
|   |  PE Stereo MIXER (1979/02) | 
|   |  PE 16 note sequencer (1979/03) | 
|   |  PE 16 note sequencer part2 (1979/04) | 
|   |  PE MAPLIN CATALOG (1979/04) | 
|   |  PE PHASER (1979/04) | 
|   |  PE Work shop P.S.U (1979/06) | 
|   |  PE Guitar Fuzz/Sustain Unit (1979/06) | 
|   |  PE SWITCHED TONE TREBLE BOOST(1979/07) | 
|   |  PE 6CH MIXER part1(1979/09) | 
|   |  PE Waveform GENERATOR(8038)(1979/09) | 
|   |  PE SMOOTH FUZZ(1979/09) | 
|   |  PE 6 CHANNEL MIXER Part2(1979/10) | 
|   |  PE programamable Audio Visual Unit(1979/11) | 
|   |  | 
| 1980  |  PE Scratch & Rumble Filter(1980/01) | 
|   |  PE Transistor Parameterts(1980/03) | 
|   |  PE WAH-WAH PEDAL(1980/03) | 
|   |  PE 30W IC stereo AMPLIFIER(STK483)(1980/04) | 
|   |  PE 30W IC stereo AMPLIFIER part3(1980/06) | 
|   |  PE master tune(1980/06) | 
|   |  PE DISCO DESK Part1(1980/09) | 
|   |  PE SOUNG GENERATOR(AY3-8912)(1980/09) | 
|   |  PE DISCO DESK Part2(1980/10) | 
|   |  PE Speech Synthesis(1980/11) | 
|   |  PE DISCO DESK Part3(1980/11) | 
|   |  PE master Rhythm Part1(1980/12) | 
|   |  PE DISCO DESK Part4(1980/12) | 
|   |  | 
| 1981  |  PE Master Rhythm  (1981/01) | 
 |  PE  Simple Speech Processor (1981/04) | 
|   |  PE  SYNTH PROCESSOR (1981/04) | 
|   |  PE  TVC FOR SYNTHS (1981/04) | 
|   |  PE  Oscilloscope HOW THEY WORK (1981/05) | 
|   |  PE  Semiconductor curb Tracer (1981/06) | 
|   |  PE  NEW VOICES FOR YOUR ORGAN (1981/07) | 
|   |  PE Audio Analiser (1981/08) | 
|   |  PE Drum synthesizer (*)(1981/09) | 
|   |  PE HEADPHONES with a DIFFERENCE(1981/10) | 
|   |  PE AUDIO ANALYSER part3(1981/10) | 
|   |  PE BAND BOX part1(*)(1981/11) | 
|   |  PE BAND BOX part2(*)(1981/12) | 
|   |  | 
| 1982  |  PE  BAND .BOX part3(1982/01)  | 
|   |  PE  BENCH P.S.U.(723 +/-)(1982/02)  | 
|   |  PE  BAND .BOX part4(1982/02)  | 
|   |  PE  OCTAVE BANK FOR YOUR VCOs(1982/04)  | 
|   |  PE  Function Generator(1982/05)  | 
|   |  PE PE Microsynth (1982/06)(*) | 
|   |  PE SPECIAL SUPPLEMENT Synthsis (1982/06)(*) | 
|   |  PE EXPERIMENTERS BREADBOARD (1982/06)(*) | 
|   |  PE PE Microsynth (1982/07)(*) | 
|   |  PE Insturment TUNER (1982/07) | 
|   |  PE COMBO AMPLIFIRE part1(*)(1982/08) | 
|   |  PE PE Microsynth part3(1982/08)(*) | 
|   |  PE AUDIO TEST SET part2(1982/08) | 
|   |  PE Waveform Digitiser(*)(1982/09) | 
|   |  PE COMBO AMPLIFIRE part2(*)(1982/09) | 
|   |  PE MIXING DESK (*)(1982/10) | 
|   |  PE Audio Sweep Oscillator (1982/10) | 
|   |  PE Mini chorussing (1982/10) | 
|   |  PE MIXING DESK part2(1982/11) | 
|   |  PE  STYLO CHORD(1982/12) | 
|   |  PE  MIXING DESK part3(1982/12) | 
|   |  | 
| 1983  | PROGRAMME UNIJUNCIION TRANSISTORS(1983/02) | 
|   |  PE DIGI TALKER Part1 (1983/04)  | 
|   |  PE Switched Capacitor PHASER (1983/04)  | 
|   |  PE ROCKTONE(1983/06)  | 
|   |  PE PERCUSSION MICROSYNTH part1 (1983/06)  | 
|   |  PE PERCUSSION MICROSYNTH part2 (1983/07)  | 
|   |  PE Guitar Active Tone Controls (1983/09)  | 
|   |  | 
| 1984  |  PE STARDESKI(light controller) part1 (1984/01) | 
|   |  PE STARDESKI(light controller) part2 (1984/02) | 
|   |  PE sustain unit (1984/05) | 
|   |  PE AUDIO NAL GENERATOR (1984/05) | 
|   |  PE Simple PSU(LM317) (1984/05) | 
|   |  PE HYPERCHASER (1984/06) | 
|   |  PE MONO/STEREO ECHO & REVERB(TDA1097) (1984/09) | 
|   |  PE RING MODULATOR part2 (1984/12) | 
|   |  PE DIGITAL NOISE SOURCE(MM5837) (1984/12) | 
|   |  | 
| 1985  |  PE DISCO LIGHTS CONTROLLER (1985/11) | 
|   |  PE Micro - Scope (1985/12) | 
|   |  | 
| 1987  |  PE THE PE HI-STAB(power supply) (1987/02) | 
 |  PE Guitar to synth I/F (1987/10) | 
|       |  PE SEMICONDUCTORS PART1 (1987/11) | 
|       |  PE MIDI expander (1987/11) | 
|   |  | 
| 1988  |  PE  Light Metal effect(1988/04) | 
|   |  PE  vocal eliminator(1988/07) | 
|   |  PE  semiconductors(SCR)(1988/07) | 
|   |  PE  PANNING MIXER(1988/12) | 
|   |  | 
| 1989  |  PE DELUX METERONOME (1989/06) | 
|   |  PE PROJECTOR SYNCHRONISER (1989/07) | 
|   |  PE HAND CLAPPER(*) (1989/08) | 
|   |  PE VODALEK (1989/08) | 
|   |  PE COMPRESSOR8Tr.) (1989/09) | 
|   |  PE MONO-STEREO ECHO STATION(MN3101/MN3004) (1989/10) | 
|   |  PE MONO-STEREO ECHO STATION part2 (1989/12) | 
|   |  PE MINI MEREONOME (1989/12) | 
|   |  | 
| 1990  |  PE basic electronics part1 (1990/01) | 
|   |  PE basic electronics part2 (1990/02) | 
|   |  PE basic electronics part3 (1990/03) | 
|   |  PE basic electronics part4 (1990/04) | 
|   |  PE basic electronics part5  (1990/05) | 
|   |  PE basic electronics part6  (1990/06) | 
|   |  PE basic electronics part7 (1990/07) | 
|   |  | 
| 1991  |  PE Build iT! MIDI Analyser(1991/03) | 
|   |  PE The Resistor(1991/04) | 
|   |  | 
| 1992  |  PE ATesting Timer For Transistors (1992/02) | 
|   |  | 
| 1994  |  PE Musical Effcts Units / Penford (1994) | 
|   |  | 
| 1996  |  PE  Audio Oscillators(1996/01) | 
|   |  | 
| 1997  |  PE Music Enhancement! (1997/03) | 
|   |  PE MIDI Controlled Voice Harmoniser(MSM6322) (1997/04) | 
|   |  | 
| 1998  |  PE Infra-red Theramin (1998/02) | 
|   |  | 
| 2019  |  PE  MIDI Ultimate Synthesizer(2019/02) | 
|   |  PE Linear Voltage regulators(2019/02) | 
|   |  PE Summing amplifiers(2019/02) | 
|   |  PE MIDI Ultimate Synthesizer PSU/VCO/VCF/MIXER(2019/03) | 
|   |  PE 10-LED Bargraph(2019/03) | 
|   |  PE Switched-mode power supplies(2019/03) | 
|   |  PE MIDI Ultimate Synthesizer VCA/ECHO/HPAMP/NG/(2019/04) | 
|   |  PE SMPS controllers(2019/04) | 
|   |  PE MIDI Ultimate Synthesizer LFO/ADSR/S&H/(2019/05) | 
|   |  PE Voltage multipliers(2019/05) | 
|   |  PE MIDI Ultimate Synthesizer MIDI-CV/(2019/06) | 
|   |  PE Heatsinks and negative outputs(2019/06) | 
|   |  PE The PE Theremin . Part 1(2019/06) | 
|   |  PE MIDI Ultimate Synthesizer CASE(2019/07) | 
|   |  PE The PE Theremin . Part 2(2019/07) | 
|   |  | 
| ??  |  PES Minisonic2 () | 
|   |  PES Guitar Effct Pedal () | 
|   |  PES Phaser () | 
| Electronics Today International  | 1972 .. 1998  | 
| 1972  |  ETI Dual Powor Supply (723)(1972/04) | 
|   |  ETI FET FOUR-INPUT  MIXER (1972/07) | 
|   |  | 
| 1973  |  ETI * 3600/4600 (1973/10.. 1974/6) | 
|   |  ETI 100W GUITAR AMPLIFIRE (1973/02) | 
|   |  ETI AUDIO DISTORTION(1973/03) | 
|   |  ETI POWER SUPPLIES(1973/03) | 
|   |  ETI MASTER MIXER (1973/04) | 
|   |  ETI IC Power Supply(723)  (1973/01) | 
|   |  ETI  (1973/10) | 
|   |  | 
| 1974  |  ETI 3600/4600 MUSIC SYNTHESIZER (1974/01) | 
|   |  ETI 3600/4600 MIXER/NOISE/Controller?power supply(1974/03) | 
|   |  ETI 3600/4600 Transient Generator2 (1974/05) | 
|   |  ETI 3600/4600 OUTPUT STAGE (1974/07) | 
|   |  ETI 3600/4600 Exit input/ KBD controller Mod.(1974/08) | 
|   |  ETI 3600/4600 Completing the 4600UNIT (1974/09) | 
|   |  | 
| 1975  |  ETI Graphic Equalizer(LC)  (1975/01) | 
|   |  ETI electronics it's easy! (part11) (1975/01) | 
|   |  ETI color organ (1975/02) | 
|   |  ETI THE 555 TIMER (1975/02) | 
|   |  ETI INTERNATIONAL 3600 SYNTHESIZER (1975/05) | 
|   |  ETI SIMPLE WAA CIRCUIT (1975/02) | 
|   |  ETI USING THE LM3900N  (1975/03) | 
|   |  ETI tech-tips ONE TRANSISTOR AUDIO MIXER(1975/03) | 
|   |  ETI (1975/03) | 
|   |  ETI PINK NOISE GENERATOR  (1975/06) | 
|   |  ETI International 3600 synthesizer  (1975/06) | 
|   |  ETI LINE AMPLIFIRE (1975/07) | 
|   |  ETI STAGE MIXER (1975/07) part1 | 
|   |  ETI HIGH VOLTAGE FOR LOW COST(1975/07) | 
|   |  ETI tech-chips TONE CONTROL CIRCUIT(1975/07) | 
|   |  ETI International 3600 synthesizer(VCF) (1975/07) | 
|   |  ETI Simple Loudness Control (1975/08) | 
|   |  ETI STAGE MIXER (1975/09) part2 | 
|   |  ETI potentionmeters(1975/09) | 
|   |  ETI electronics it's easy! PART19 UJT(1975/09) | 
|   |  ETI() OP Amps part1(1975/10) | 
|   |  ETI OP Amps part1(1975/12) | 
|   |  ETI electronics it's easy! PART22 more about filters(1975/09) | 
|   |  ETI tech-chips simple oscillator(1975/12) | 
|   |  | 
| 1976  |  ETI tech-tips precise audio clipper (1976/01) | 
|   |  ETI tech-tips precise sound effect generator(1976/01) | 
|   |  ETI OP Amps part2(1976/01) | 
|   |  ETI electronics it's easy! (part23) last word on filters(1976/01)* | 
|   |  ETI CMOS (1976/02) | 
|   |  ETI DYNAMIC NOISE FILTER(1976/02) | 
|   |  ETI OPAMPS part3(1976/02) | 
|   |  ETI AMPLIFIER DISTORTION (1976/03) | 
|   |  ETI audio level meter (1976/03) | 
|   |  ETI OP AMPS (1976/03) | 
|   |  ETI headphone adaptor (1976/03) | 
|   |  ETI dynamic noise filter part2 (1976/03) | 
|   |  ETI more data on the CA3130 (1976/04) | 
|   |  ETI audio noise generator (1976/04) | 
|   |  ETI audio multivoltmeter (1976/04) | 
|   |  ETI tech-tips a higi-impedance AMP (1976/04) | 
|   |  ETI Audio expander-compressor(log& antilog)  (1976/05) | 
|   |  ETI tempereature meter  (1976/05) | 
|   |  ETI electronics it's easy! (part27) IC forms logic functions  (1976/05) | 
|   |  ETI WAA WAA Unit  (1976/06) | 
|   |  ETI tech-tips frequency doubler (1976/06) | 
|   |  ETI general purpose power supply (1976/07) | 
|   |  ETI tech-tips simple organ(1976/07) | 
|   |  ETI 100W stereo disco  part1(maplin)(1976/09) | 
|   |  ETI 100W stereo disco  part2(maplin)(1976/10) | 
|   |  ETI tech-tips  voltage controlled AMP (4007)(1976/10) | 
|   |  ETI tech-tips  TRIANGLE GENERATOR (1976/11) | 
|   |  ETI tech-tips  guitar fuzz (1976/11) | 
|   |  ETI 100W stereo disco part3 (1976/11) | 
|   |  ETI() DISCO MIXER(1976/11) | 
|   |  ETI Audio Phaser(4049)  (1976/12) | 
|   |  ETI touch organ  (1976/12) | 
|   |  ETI audio limiter(VCA) (1976/12) | 
|   |  | 
|  1977 |  ETI supplement 555 Timer Applications  (1977/01) | 
|   |  ETI () VCT  (1977/01) | 
|   |  ETI DISCO MIXER  (1977/02) | 
|   |  ETI ()Experimenter'S POWER SUPPLY (1977/02) | 
|   |  ETI 50/100W AMP  (1977/03) | 
|   |  ETI function generator  (1977/03) | 
|   |  ETI metal film resistors  (1977/03) | 
|   |  ETI 741 OP-AMPapplications (1977/04) | 
|   |  ETI Bench Supply (1977/04) | 
|   |  ETI tech-tips basic MIXER(1977/04) | 
|   |  ETI injector tracer(1977/05) | 
|   |  ETI MAINFRAME P.S.U.(1977/05) | 
|   |  ETI metal glaze resistors  (1977/05) | 
|   |  ETI Coupling electronic stage (1977/05) | 
|   |  ETI SWEEP OSCILLATOR (1977/07) | 
|   |  ETI BASS ENHANCER (1977/06) | 
|   |  ETI  VALVE SOUND WHAT IS IT?(1977/06) | 
|   |  ETI VOCODERS! (1977/07) | 
|   |  ETI ACTIVE FILTERS PART 2 (SVF VCF) (1977/07) | 
|   |  ETI POTENTIOMETERS (1977/07) | 
|   |  ETI LM2907/17 FV Converetor  (1977/07) | 
|   |  ETI CMOS SWITCHED PREAMPLIFIER (1977/winter) | 
|   |  ETI EXPERIMENTERS' POWER SUPPLY(1977/winter) | 
|   |  ETI three terminal voltage regulators (*)(1977/06) | 
|   |  ETI Bass Enhancer(1977/06) | 
|   |  ETI tech-tips DUAL P.S.U.(1977/06) | 
|   |  ETI () Graphic Equalizer(1977/06) | 
|   |  ETI () 555 Timer applications(1977/06) | 
|   |  ETI designing & using ACTIVE FILTERS(1977/07) | 
|   |  ETI dta sheet ICL8038(1977/07) | 
|   |  ETI a simple VCO(1977/07) | 
|   |  ETI () simple compressor expander (NE571)(1977/07) | 
|   |  ETI () 555 Timer applications(1977/07) | 
|   |  ETI sweep oscillator  (1977/08) | 
|   |  ETI 603 Sequencer  (1977/08) | 
|   |  ETI electronic bongos!(1977/08) | 
|   |  ETI Vocoders!(1977/08) | 
|   |  ETI Active Filters part2 (CA3080 SVVCF)(1977/08) | 
|   |  ETI () more on VCT(Voltage current Transactor)(1977/08) | 
|   |  ETI () 741 Cookbook(1977/08) | 
|   |  ETI Graphic Equaliser  (1977/09) | 
|   |  ETI Active Filters part3(1977/09) | 
|   |  ETI CCD TDA1022/SAD1022(1977/09) | 
|   |  ETI stereo simulator  (1977/09) | 
|   |  ETI ()Accentuated Beat Metronome  (1977/09) | 
|   |  ETI * 3 channel tone control  (1977/10) | 
|   |  ETI ()Active Filter CookBooK (1977/10) | 
|   |  ETI * data sheet 570/571  (1977/10) | 
|   |  ETI EXPANDER COMPRESSOR (NE571)(1977/11) | 
|   |  ETI Tech Tip: Organ Divider  (1977/12) | 
|   |  ETI EXPANDER COMPRESSOR (NE571) (1977/12) | 
|   |  ETI ()BBD Audio delay Line (1977/12) | 
|   |  | 
| 1978  |  ETI tech tips: Digital Echo Unit (1978/01) | 
|   |  ETI OP AMP(1978/02) | 
|   |  ETI MM5837(1978/02) | 
|   |  ETI SN76477(1978/02) | 
|   |  ETI sample and hold for music synthesizers(1978/02) | 
|   |  ETI(A) Audio Spectrum Anuayser(1978/02) | 
|   |  ETI(A) Sound level Meter(1978/02) | 
|   |  ETI(A) SOUND. EFFECTS GENERATOR SN76477(1978/02) | 
|   |  ETI FREQUENCY SHIFTER (MC1495)(1978/03) | 
|   |  ETI OP AMPs part2(1978/03) | 
|   |  ETI (CA) What IS Equalization?(1978/03) | 
|   |  ETI (CA) Texas Instrument 7647(1978/03) | 
|   |  ETI 200W amplifire project (1978/04) | 
|   |  ETI(A) Audio Spectrum Anuayser part2(1978/04) | 
|   |  ETI OP AMPs part3 (1978/04) | 
|   |  ETI CCD PHASER (TDA1022) (1978/05) | 
|   |  ETI OP AMPs part4 (1978/05) | 
|   |  ETI(A)AUDIO OSCILLATOR (1978/05) | 
|   |  ETI Spectrum Analyser (1978/06) | 
|   |  ETI wide range oscillators (1978/06) | 
|   |  ETI(A) TWO OCTAVE ORGAN(1978/06) | 
|   |  ETI(A) Designing Oscillators(1978/06) | 
|   |  ETI Music Synthesizer(TRANSCENDENT 2000) (1978/07) | 
|   |  ETI FEATURE :Oscillators(1978/07) | 
|   |  ETI(A)OPAMPS (1978/08) | 
|   |  ETI Music Synthesizer part2 (1978/08) | 
|   |  ETI ALL PURPOSE POWER SUPPLY (1978/08) | 
|   |  ETI 605 temperature stabilized LOG-EXPONENTIAL Converter (1978/09) | 
  |  ETI Complex sound generator (SN76477) (1978/10) | 
|   |  ETI gain control part1 (VCA) (1978/10) | 
|   |  ETI auto chord part1 (1978/11) | 
|   |  ETI gain controll  part2 (1978/11) | 
|   |  ETI audio oscillator (1978/11) | 
|   |  ETI TECH TIPS Guitar Sustain Unit(1978/11) | 
|   |  ETI SOUND TO LIGHT UNIT(power tran)(1978/12) | 
|   |  ETI CURVE TRACER(1978/12) | 
|   |  ETI auto chord part2 (1978/12) | 
|   |  ETI(A) Audio Compressor (1978/12) | 
|   |  | 
| 1979  |  ETI 605 Log -Exp Converter (1979/01) | 
|   |  ETI(A)Gain Control Part1 (1979/01) | 
|   |  ETI * 100W DISCO Mixer AMP (powertran) (1979/02) | 
|   |  ETI(A)Gain Control Part2 (1979/02) | 
|   |  ETI(A) dc Power Supply(1979/02) | 
|   |  ETI Stage Dimmer(1979/03) | 
|   |  ETI(A)Simple Graphic Equaliser (1979/03) | 
|   |  ETI Gm REVISITED (CA3080)(1979/04) | 
|   |  ETI Guitar Effects Unit (1979/04) | 
|   |  ETI Datasheet: TDA1008 (1979/05) | 
|   |  ETI Headphone Amplifier (1979/05) | 
|   |  ETI METRONOME (1979/06) | 
|   |  ETI Polyphonic Keyboard Controller (1979/07) | 
|   |  ETI FEATURL: 40 CMOS CLOCKS (1979/07) | 
|   |  ETI String thing TRANSCENDENT DPX part2(1979/08) | 
|   |  ETI DYNAMIC NOISE FILTER (LM13600) (1979/09) | 
|   |  ETI String thing TRANSCENDENT DPX part3 (1979/09) | 
|   |  ETI String thing TRANSCENDENT DPX part4 (1979/10) | 
|   |  ETI AUDIO COMPRESSOR (1979/10) | 
|   |  ETI(CA) Simple Graphic Equalizer (1979/10) | 
|   |  ETI(CA) Computer Speech (1979/10) | 
|   |  ETI curve tracer (1979/11/IE) | 
|   |  ETI Simple Sequencer (74164) (1979/12) | 
|   |  ETI Function Generator (XR2206) (1979/12) | 
|   |  ETI Noise Generator(4070/4006) (1979/12) | 
|   |  | 
| 1980 |  ETI symple sequencer (1980/01) | 
 |  ETI(CA) Guitar Effects Unit(1980/01) | 
 |  ETI(CA) Simple Current Limitter(1980/01) | 
|   |  ETI(A) Guitar practice amplifier(1980/01) | 
 |  ETI Modular Synthesizer (DIGI80)(1980/02) | 
|   |  ETI Power Supply (DIGI80)(1980/02) | 
|   |  ETI VCO (DIGI80)(1980/02) | 
|   |  ETI VCLFO (DIGI80)(1980/02) | 
|   |  ETI HI~LO PASS FILTER(1980/02) | 
|   |  ETI CMOS 555 applications(1980/02) | 
|   |  ETI TUNING FORK (1980/02) | 
|   |  ETI stereo VCA(4007) (1980/02) | 
|   |  ETI Voltage Controlled Mixer (DIGI80)(1980/03) | 
|   |  ETI THE 1537VCA(1980/03) | 
|   |  ETI FEATURE: Analogue Switches (1980/04) | 
|   |  ETI Tech Tip: Transcendent 2000 Preamp(1980/04) | 
|   |  ETI Project80 Filters (DIGI80/CEM3320)(1980/05) | 
|   |  ETI Black hole Chorus machine (SAD512) (1980/05) | 
|   |  ETI LED VU Meter(1980/05) | 
|   |  ETI audio design:OSCILLATORS (1980/06) | 
|   |  ETI DRUM SYNTHSISER(8038/3340(VCR)) (1980/06) | 
|   |  ETI tech tips: 555voltage Controll(1980/06) | 
|   |  ETI tech tips: Sound effect unit(1980/06) | 
|   |  ETI tech tips: 16NOTE Sequencer(1980/06) | 
|   |  ETI State Variable Filter (DIGI80)(1980/07) | 
|   |  ETI Envelope Shaper (DIGI80) (1980/07?) | 
|   |  ETI CMOS 555 applications (1980/07/IE) | 
|   |  ETI METRONOME (1980/07) | 
|   |  ETI tech tips  Function generator (1980/07) | 
|   |  ETI Dual VCA (DIGI80) (1980/08) | 
|   |  ETI 555 applications (1980/08) | 
|   |  ETI 100W power amplifier (1980/08) | 
|   |  ETI Envelope Shaper (DIGI80/CEM3310) (1980/09) | 
|   |  ETI Vocoder part1 (1980/09) | 
|   |  ETI feature: Head Amplifire Design (1980/09) | 
|   |  ETI designer's notebook: Attenuators(1980/09) | 
|   |  ETI tech tips: Parametric Equaliser (1980/09) | 
|   |  ETI(A) Using the 3080 IC (1980/09) | 
|   |  ETI Monitor Amplifire (DIGI80) (1980/10) | 
|   |  ETI Vocoder part2(1980/10) | 
|   |  ETI Sustain Fuzz Box (NE571)(1980/10) | 
|   |  ETI Guitar Treble Boost(1980/10) | 
|   |  ETI  (NE571)(1980/10) | 
|   |  ETI(CA) SYNTHESIZERS(1980/10) | 
|   |  ETI AUDIO OSCILLATOR (1980/11) | 
|   |  ETI METRONOME (1980/11) | 
|   |  ETI SPOT DESIGNS: Waa-Waa Unit (1980/11) | 
|   |  ETI VOLTAGE REGULATOR DESIGN (1980/11) | 
|   |  ETI Polyphonic synthesizer Project (1980/12) | 
|   |  ETI FEATURE: Bandpass And Beyond (1980/12) | 
|   |  ETI SPACE INVASION SOUND EFFECTS (1980/12) | 
|   |  ETI tech tips: Noise Limiter (1980/12) | 
|   |  ETI  designer's notebook: 4046VCO  (1980/12) | 
|   |  ETI  Four Input Mixer  (1980/12) | 
|   |  ETI  Bandpass and Beyond  (1980/12) | 
|   |  ETI(CA) 10 TRANSISTOR CURCUIT (1980/12) | 
|   |  | 
| 1981  |  ETI designer's notebook: 555/7555(1981/01) | 
|   |  ETI Porysynth part2(1981/01) | 
|   |  ETI tech tips: Simple VCR (3080)(1981/01) | 
 |  ETI filter design (1981/02) | 
|   |  ETI Polysynth part3 (1981/02) | 
|   |  ETI tech tips regulator over current inidicator (1981/02) | 
|   |  ETI Sound Pressure Level Meter (1981/02) | 
|   |  ETI designer's note book LM3914(1981/02) | 
|   |  ETI(CA) FILTER DESIGN (1981/02) | 
|   |  ETI(CA) FUZZ SUSTAIN UNIT(NE571) (1981/02) | 
|   |  ETI Polysynth part4 (1981/03) | 
|   |  ETI designer's notebook: EX-OR (1981/03) | 
|   |  ETI(CA) DRUM SYNTHESISER(8038) (1981/03) | 
|   |  ETI(CA) INTO ELECTRONICS(part6) (1981/03) | 
|   |  ETI Guitar  note expander(4007) (1981/04) | 
|   |  ETI Noise Generator (DIGI80) (1981/04) | 
|   |  ETI Visual Complex Sound Analyser (1981/04) | 
|   |  ETI tech tips: Touch-Sensitivity Piano Keying (1981/04) | 
|   |  ETI tech tips: Joystick Control (1981/04) | 
|   |  ETI tech tips: Cheap Micro Music Box (555) (1981/04) | 
|   |  ETI tech tips: Transcendent Pulse Wave Improvement (for Transcendent2000) (1981/04) | 
|   |  ETI spot designs: 20W MOSFET Amplifire(1981/04) | 
|   |  ETI MUSICAL BOX (4046) (1981/04) | 
|   |  ETI Designer's Notebook CMOS Protection Networks (1981/04) | 
|   |  ETI DRUM MACHINE (NE570/7555/555/4017/4011) (1981/04) | 
|   |  ETI(CA)STEREO IMAGE CO-ORDINATOR (1981/04) | 
|   |  ETI(CA)INTO ELECTRONICS(part7) (1981/04) | 
|   |  ETI Synthesis Sequencer (1981/05) | 
|   |  ETI tech tips 555VCO(1981/05) | 
|   |  ETI SPOT DESIGNS Guitar Treble Booster(1981/05) | 
|   |  ETI tech tips computer-controlled synthesizer keyboard(1981/05) | 
|   |  ETI designer's notebook (1981/05) | 
|   |  ETI tech tips power supply metering (1981/05) | 
|   |  ETI(CA) GUITAR PRE AMP (1981/05) | 
|   |  ETI(CA) USING VEROBOARD (1981/05) | 
|   |  ETI WAA Phase unit (1981/06) | 
|   |  ETI Tech Tip: Transposing Master Tone Generator (1981/06) | 
|   |  ETI Tech Tip: Synthesiser Interface For Transcendent DPX(1981/06) | 
|   |  ETI Tech Tip:Bidirectional Audio Link (1981/06) | 
|   |  ETI feature: VOLTAGE -CONTROLLED AUDIO (1981/06) | 
|   |  ETI(CA)THE 1537VCA (1981/06) | 
|   |  ETI  DISCO MIXER(1981/07) | 
|   |  ETI  tech tips: computer organ(1981/07) | 
|   |  ETI  tech tips: simple sound effect(1981/07) | 
|   |  ETI(CA)LM3914currcuits(1981/07) | 
|   |  ETI(A) Attenuator ups and downs (1981/07) | 
|   |  ETI FLASH SEQUENCER  (1981/08) | 
|   |  ETI Hand Clap Synthesiser  (1981/08) | 
|   |  ETI DISCO MIXER part2 (1981/08) | 
|   |  ETI Tech Tip: Computer-controlled Synthesiser Keyboard  (1981/08) | 
|   |  ETI Tech Tip: Duophonic Synthesiser Keyboard (1981/08) | 
|   |  ETI Tech Tip: LED Peak Meter (1981/08) | 
|   |  ETI DISCO MIXER part3 (1981/09) | 
|   |  ETI Tech Tip: Vocal Canceller (1981/09) | 
|   |  ETI Equaliser Circuit Design (1981/09) | 
|   |  ETI LABORATORY PSU (1981/09) | 
|   |  ETI designer's notebook: constant currentgenerator applications(1981/09) | 
|   |  ETI Sound Bender(XR2206) (1981/10) | 
|   |  ETI(CA)EQUALISER CIRCUIT DESIGN (1981/10) | 
|   |  ETI Playmate guitar Effects/Amp (1981/11) | 
|   |  ETI Music Processor (TDA1022) (1981/11) | 
|   |  ETI Voce-Over Unit (NE570) (1981/11) | 
|   |  ETI(CA)DRUM MACHINE (1981/11) | 
|   |  ETI(A)A look at the versatile 4046B  (1981/11) | 
|   |  ETI Tech Tips Active Stereo Bass Guitar (1981/12) | 
|   |  ETI desingner's Notebook XR2206 (1981/12) | 
|   |  ETI(CA) BANDPASS & BEYOND (1981/12) | 
|   |  ETI(CA) $ INPUT MIXER(1981/12) | 
|   |  | 
| 1982 *  |  ETI Guitar Tuner (1982/01) | 
|   |  ETI feature: VOLTAGE -CONTROLLED POTENTIOMETERS (1982/01) | 
|   |  ETI(CA) TECH TIPS ACTIVE STEREO Bass Guitar (1982/01) | 
|   |  ETI(A) Circuit source guide (1982/02 | 
|   |  ETI treble booster (1982/03) | 
|   |  ETI FEATURE : DACs and ADCs (1982/03) | 
|   |  ETI(CA) MUSIC PROCESSOR(TDA1022) (1982/03) | 
|   |  ETI(A) The junction FET (1982/03 | 
|   |  ETI(A) using the 40666 (1982/03 | 
|   |  ETI steam loco whistle (1982/04) | 
|   |  ETI Solid State Reverb Unit MN3011 (DIGI80)(1982/04) | 
|   |  ETI sound effects SN76488 (1982/04) | 
|   |  ETI guitar practice amplifire (1982/04) | 
|   |  ETI(A) 4066B Circuits (1982/04) | 
|   |  ETI(CA) Background Noise Simulator (1982/04) | 
|   |  ETI(CA) Power Pack (1982/04) | 
|   |  ETI(A) Power supplies and voltage regulators (1982/04) | 
|   |  ETI Electromusic techiniques part1  
   diode data  
   VCO (CEM3340/CA3080/ExpoAMP) 
   LFO(SAW-PULSE /TRI-RECT)  
   NOISE(4006/MM5837) (1982/04) | 
|   |  ETI Electromusic techiniques part2 
   VCF (CA3080/CEM3320/CA3280) 
   VCA(CEM3330/CA3080/CA3046) 
   RING(CA3080/LM1496) 
   VCPAN(LM13600)  (1982/05) | 
|   | ETI TECH TIPS economy CMOS vocoder (1982/05) | 
|   | ETI TECH TIPS Guitar Tracking Oscillator (1982/05) | 
|   | ETI sound effects SN76488 (1982/05) | 
|   | ETI(CA) CMOS Circuits (1982/05) | 
|   | ETI(CA) AF SIGNAL Generator(1982/05) | 
|   | ETI(CA) LED Level Meter(1982/05) | 
|   | ETI TECH TIPS Surgless 555 clock (1982/06) | 
|   | ETI TECH TIPS Stylophone With Memory (1982/06) | 
|   | ETI TECH TIPS Solid State Scope Using LEDs (1982/06) | 
|   | ETI Electro Music Technique Part3 (1982/06) 
   ADSR (CEM3310)  
   discrete ADSR  
   Envelope Follower  
   Mono KBD curcuit  
   Digital KBD  
   Portament (LIN/EXP)  
   Simple Sequencer (4017)  
 | 
|   |  ETI(A) Add-on sequencer for our percussion synthesiser(1982/06) | 
|   |  ETI Tech Tip: CMOS Sustainer for Electric Guitars (1982/07) | 
|   |  ETI playmate guitar effects/amp 
   (comp/fuzz/wah/expander) (1982/08) | 
|   |  ETI tech tips guitar harmoniser (1982/08) | 
|   |  ETI tech tips CMOS phaser (1982/08) | 
|   |  ETI(C) Synthesizer I (SSM2030)(*) (1982/08) | 
|   |  ETI(C) High Performance Op Amps (CA3140/LF351)(*) (1982/08) | 
|   |  ETI  feature: Fuzz/tremolo (1982/09) | 
|   |  ETI  feature: CONFIGURATIONS(1982/09) | 
|   |  ETI  AUTO -VOLUME CONTROL(1982/09) | 
|   |  ETI  PLAYMATE PART 2(1982/09) | 
|   |  ETI  Tech Tips: Cheap Auto-Waa(1982/09) | 
|   | ETI(A) Versatile speech synthesiser (1982/09) | 
|   |  ETI  feature: CONFIGURATIONS(1982/10) | 
|   |  ETI  Tech Tip: Enriching Synthesiser Sounds(1982/10) | 
|   |  ETI designer's notebook: Switched capacitor filters(1982/11) | 
|   |  ETI Tech Tip: Switched Volume Guitar (1982/11) | 
|   |  ETI(CA)Solid State Reverb(MN3011/MN3101) (1982/11) | 
|   |  ETI(CA)Synthesizer III (SSM2040) (1982/11) | 
|   |  ETI(CA)Voltage Controlled Pots(TDA1074) (1982/11) | 
|   | ETI(A) Series 5000 one-third octave  graphic equaliser  (1982/11) | 
|   |  ETI Hand clap Synthesizer (1982/12) | 
|   |  ETI curcuit supplement CEM3350 (1982/12) | 
|   |  ETI TECH TIPS Computer/Synth Keyboard I/F (1982/12) | 
|   |  ETI THE NORTON DIFFERENCE(1982/12) | 
|   |  ETI OPAMPS(1982/12) | 
|   |  | 
| 1983  |  ETI Waveform Multiplier (DIGI80)(1983/01) | 
|   |  ETI programmable stage lighting(1983/01) | 
|   |  ETI programmable power supply (1983/01) | 
|   |  ETI (A) Polyphonic organ features `touch sensor keyboardETI (A) (1983/01) | 
|   |  ETI the ETI organ part1 (1983/02) | 
|   |  ETI programmble stage lighting  part2 (1983/02) | 
|   |  ETI(CA)Audio Analizer(1983/02) | 
|   |  ETI(CA)Charp Auto-Wa (1983/02) | 
|   |  ETI(CA)Switched Guitar Volume(1983/02) | 
|   |  ETI(A)Analogue delay lines(1983/02) | 
|   |  ETI organ part2 (1983/03) | 
|   |  ETI(CA)CMOS Sustainer for Electronic Gutar (1983/03) | 
|   |  ETI organ part3 (1983/04) | 
|   |  ETI compressor/limiter (LM13600) (1983/05) | 
|   |  ETI feature SCR (1983/05) | 
|   |  ETI organ part4 (1983/05) | 
|   |  ETI(ca)Graphic Equaliser (1983/05) | 
|   |  ETI(ca)Electromusic Techniques Part1 (1983/05) 
    Exponentila curent sink 
    Exponentila VCO 
    VCO SSM2030 
    LFO/NOISE
 | 
|   |  ETI tech tips Electronic Guitar (1983/05) | 
|   |  ETI tech tips Simple Organ (1983/05) | 
|   |  ETI data sheet single chip organ M108/M208(1983/06) | 
|   |  ETI(CA)Polyphonic Organ(1983/06) | 
|   |  ETI(ca)Electromusic Techniques Part2 (1983/06) 
    State variable VCF 
    VCF SSM2040 
    Discrete VCF(CA3080) 
    Biquadratic VCF(CA3280) 
    Simple VCA (CA3080) 
    Discrete VCA 
    1537A VCA 
    VC PAN(13600) 
    RING MODULATOR (CA3080) 
    1496 RING MODULATOR
 | 
|   |  ETI(CA)Reverb Amplifire(1983/07) | 
|   |  ETI 1/3 octave graphic equaliser(1983/08) | 
|   |  ETI 1/3 octave graphic equaliser part2(1983/09) | 
|   |  ETI AUDIO DESIGN(1983/09) | 
|   |  ETI(CA) Noise Reduction Unit (1983/09) | 
|   |  ETI AUDIO DESIGN part2(1983/10) | 
|   |  ETI MINI DRUM SYNTH (555)(1983/11) | 
|   |  ETI tech tips: active bass tone control(1983/11) | 
|   |  ETI DAC/ADC filter/amplifire (1983/11) | 
|   |  ETI audio design (1983/11) | 
|   |  ETI(CA)Playmate Guita Effects/Amp (1983/11) | 
|   |  ETI(CA)Compressor/Limiter(LM13600) (1983/11) | 
|   |  ETI audio design (1983/12) | 
|   |  ETI finesse light chaser/sequencer(1983/12) | 
|   |  ETI(CA)Playmate Guita Effects/Amp part2(1983/12) | 
|   |  | 
| 1984 * |  ETI Chorus /Flanger UNIT (1984/01) | 
|   |  ETI audio design (1984/01) | 
|   |  ETI programmable speech board (1984/02) | 
|   |  ETI audio design(1984/02) | 
|   |  ETI bench power supply (1984/02) | 
|   |  ETI audio design(1984/03) | 
|   |  ETI TECH TIPS Cheap Envelope Generator (1984/03) | 
|   |  ETI(CA)Stereo Spreader (1984/03) | 
|   |  ETI MIDI drumsynth (1984/05) | 
|   |  ETI audio design(1984/06) | 
|   |  ETI audio design(1984/08) | 
|   |  ETI(CA) CIRCUIT IDEAS Tone Control(1984/08) | 
|   |  ETI audio design(1984/09) | 
|   |  ETI(CA) audio test set(1984/09) | 
|   |  ETI(CA) Offbeat Metronome(1984/09) | 
|   |  ETI simple ECHO unit (1984/10) | 
|   |  ETI TECH TIPS A440 Tuning Referrence (1984/10) | 
|   |  ETI ADSR for Electronic Organ(1984/12) | 
|   |  ETI DigitalDelay Line part1(1984/12) | 
|   |  ETI Square/triangle Generator with Variable mark/Space Ratio(1984/12) | 
|   |  | 
| 1985  |  ETI Digital Delay Line part2 (1985/01) | 
|   |  ETI Digital Delay Line part3 (1985/02) | 
|   |  ETI paragraph equalizer(1985/02) | 
|   |  ETI Voltage Controlled DIGITAL Oscillator (DIGI80) (1985/03) | 
|   |  ETI  SONNET COMBO (guitar AMP) (1985/03) | 
|   |  ETI FEATURE: the real components(1985/03) | 
|   |  ETI paragraph equaliser(1985/03) | 
|   |  ETI TECH TIPS: pick-up Preamplifire  (1985/03) | 
|   |  ETI * Cymbal Synthesiser (1985/04) | 
|   |  ETI * CCD DELAY LINE EFFECTS BOARD (TDA1022)(1985/04) | 
|   |  ETI * Anti Phaser (LM13600) (1985/06) | 
|   |  ETI * LOWCOST AUDIO MIXER (1985/06) | 
|   |  ETI * NOISE GATE (3080)(1985/07) | 
|   |  ETI * Sorcerer String Synthsizer(1985/08) | 
|   |  ETI * Sound Effects Project (1985/08) | 
|   |  ETI Sorcerer String Synthsizer(BBD)(1985/10) | 
|   |  ETI Sorcerer String Synthsizer(1985/08/09/10) | 
|   |  ETI Sorcerer String Synthsizer(1985/10) | 
|   |  ETI FEATURE: the sample life(1985/10) | 
|   |  ETI Chorus Unit (1985/11) | 
|   |  ETI Cymbal Synth (1985/11) | 
|   |  ETI Digital Sound Sampler (1985/11) | 
|   |  ETI SpecDrum Drum sequencer (1985/12) | 
|   |  ETI FEATURE: designing transistor stages (1985/12) | 
|   |  ETI DI COMPRESSON GATE(LM13700) (1985/12) | 
|   |  | 
| 1986  |  ETI PCB design (1986/01) | 
|   |  ETI * THE ETI ACTIVATOR(1986/01) | 
|   |  ETI * DIGITAL SOUND SAMPLER (1986/01) | 
|   |  ETI DIGITAL SOUND SAMPLER (1986/02) | 
|   |  ETI DESIGNING TRAMSISTOR STAGES (1986/02) | 
 |  ETI better by design CMOS4000 (1986/03) | 
|   |  ETI RIAA and NAB Equalisation Stages(1986/03) | 
|   |  ETI Digital Sound Sampler part4(1986/03) | 
|   |  ETI Portable PA(1986/04) | 
|   |  ETI feature: Constant current sources(1986/04) | 
|   |  ETI MATCH BOX AMPLIFIER(1986/04) | 
|   |  ETI portable PA amplifire(1986/05) | 
|   |  ETI MIDI to CV converter(1986/06) | 
|   |  ETI DIGITAL SOUND SAMPLER(1986/06) | 
|   |  ETI Digital Sound Sampler part6(1986/07) | 
|   |  ETI VALVE PREAMPLIFIRE(1986/08) | 
    
|   |  ETI AUDIO ANALYSER(1986/10) | 
|   |  ETI THE RIGHT SOUND(1986/12) | 
|   |  ETI BONGO BOX 4Ch Drum synthesizer(1986/12) | 
|   |  ETI Digital Audio Selector(1986/12) | 
|   |  ETI Tech TipsSimple Fuzz Unit(1986/12) | 
    
    
|   |  | 
| 1987  |  ETI * The MIDI InterFace  (1987/01) | 
|   |  ETI * BBC Micro MIDI Interface  (1987/04) | 
|   |  ETI MIDI master Keyboard(*)  (1987/05) | 
|   |  ETI MUSIC CIRCUIT(*)  (1987/05) | 
|   |  ETI MIDI master Keyboard(*)  (1987/06) | 
|   |  ETI CIRCUIT THEORY (1987/08) | 
|   |  ETI analogue multiplier ICs(*) (1987/08) | 
|   |  ETI MIDI MASTER KEYBOARD(*) (1987/08) | 
|   |  ETI portable PA (1987/09) | 
|   |  ETI Noise  Gate (1987/12) | 
|   |  | 
| 1988  |  ETI MUSICCIRCUIT POTPOURRI Gates from Envelope  (*)(1988/01) | 
|   |  ETI Voltage Controlled Overdrive  (*)(1988/01) | 
|   |  ETI hexaphonic Guita Pickup (*)(1988/01) | 
|   |  ETI High Frequency Current-Controlled Oscllator  (*)(1988/01) | 
|   |  ETI Voltage Controlled Stereo Cross-Pan  (*)(1988/01) | 
|   |  ETI Ovening The LM13700 OTA  (*)(1988/01) | 
|   |  ETI Additive Synthesis Using  Wash Functions   (*)(1988/01) | 
|   |  ETI Inprover Frequency Doubler   (*)(1988/01) | 
|   |  ETI Electronic Percussion Synth   (*)(1988/01) | 
|   |  ETI Feed-Forward AGC   (*)(1988/01) | 
|   |  ETI Self Modulation  (*)(1988/01) | 
|   |  ETI Guitar Pick-up Switching(1988/01) | 
|   |  ETI PEAK PROGRAMME METER  (1988/10) | 
 |  ETI PEAK PROGRAMME METER  (1988/11) | 
 |  ETI OP AMPs (1988/11) | 
 |  ETI Tech TIPS Guitar Preshaper (1988/11) | 
 |  ETI Tech TIPS Envelpoe Generator (1988/11) | 
|   |  | 
| 1989  |  ETI Compressor/limiter/Gate(LM13700) (1989/02) | 
|   |  ETI OP-AMPs (1989/03) | 
|   |  ETI MIDI Programmer (6402) (1989/03) | 
|   |  ETI OP-AMPs (1989/05) | 
|   |  ETI Guitar Tunner (1989/05) | 
|   |  ETI  How to MIDI a PIANO (1989/06) | 
|   |  ETI  AF SIGNAL GENERATOR(8038)  (1989/06) | 
|   |  ETI MIDI Patch Work (1989/07) | 
|   |  ETI TRANSISTORS (1989/09) | 
|   |  ETI  TRANSISTORS(1989/10) | 
|   |  ETI  circuit theory(1989/10) | 
|   |  ETI  MIDI MAPPER(1989/10) | 
|   |  ETI MAKING WAVES (1989/12) | 
|   |  ETI DIGITAL NOISE GENERATOR (1989/12) | 
   
|   |  | 
| 1990  |  ETI HE INFINITE BAFFLE (1990/01) | 
 |  ETI WAVEMAKER FG (1990/01) | 
| 1990 |  ETI The Fecko Box (fuzz/Echo)(3101/3004)  (1990/06) | 
|   |  ETI guitar practice amp (MN3011)  (1990/07) | 
|   |  ETI music tech tips  (1990/11) | 
|   |  | 
| 1991  |  ETI The Foot-tapper  (1991/07) | 
|   |  | 
| 1992 * |  ETI MIDI Switcher  (1992/03) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/04) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/06) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/07) | 
|   |  ETI Surround Sound Decoder (1992/07) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/08) | 
|   |  ETI Dynamic Noisw Limmiter  (1992/08) | 
|   |  ETI MIDI keyboard (E510)  (1992/08) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/09) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/10) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/11) | 
|   |  ETI Auto-mate 20 Modular Audio Mixer (1992/12) | 
|   |  | 
| 1993  |  ETI Microprocessor Sound to MIDI Convertor(*) (1993/02) | 
|   |  ETI Simple Sound Effect(1993/02) | 
|   |  ETI The Solo Mic Pre-Amp(1993/04) | 
|   |  ETI * The Fuzztone (1993/05) | 
|   |  ETI 5Band Graphic Equaliser  (1993/06) | 
|   |  ETI Metronome  (1993/09) | 
|   |  ETI In Curcuit Transistor Tester (1993/12) | 
   
|   |  | 
| 1994  |  ETI paleface minor guitar AMP part1  (1994/01) | 
|   |  ETI paleface minor guitar AMP part2  (1994/02) | 
|   |  ETI paleface minor guitar AMP part3  (1994/03) | 
|   |  ETI audio signal generator  (1994/03) | 
   
|   |  ETI MIDI bass pedal unit (1994/06) | 
|   |  ETI an introduction to MIDI part1(*)(1994/06) | 
|   |  ETI MIDI explained part2(*)(1994/07) | 
|   |  ETI MIDI explained part3(*)(1994/08) | 
|   |  ETI MIDI explained part4(*)(1994/09) | 
|   |  ETI TRANSISTOR TESTER(1994/09) | 
|   |  HALL EFFECT SWELL PEDAL(1994/10) | 
|   |  ETI WAH-WAH PEDAL(1994/11) | 
|   |  ETI MIDI EXPLAINED(1994/11) | 
   
|   |  ETI parabender  (paraEQ)(1994/12) | 
|   |  | 
| 1995  |  ETI METAL EFFECT UNIT(ring modulator) (1995/01) | 
|   |  ETI the PARAVENDER(para EQ) (1995/01) | 
|   |  ETI ACTIVE GUITAR (1995/02) | 
|   |  ETI OPTP = COMPRESSOR(H11F1)(1995/02) | 
|   |  ETI Making use of  the PC PARALLEL(1995/06) | 
|   |  ETI MIDI Link(1995/09) | 
|   |  ETI MIDI MIXER(*)(1995/10) | 
|   |  ETI Versatile regulated POWER Supply Unit part2 (1995/11) | 
|   |  ETI noise masker(1995/12) | 
   
|   |  | 
| 1996 |  ETI Low Distortion Audio Oscillators (1996/01) | 
 |  ETI Electronics Musical Box (1996/01) | 
 |  ETI Sweet Talk Vioce Recorder(1996/03) | 
 |  ETI PORTABLE MIXER part1(1996/04) | 
 |  ETI PORTABLE MIXER part2(1996/05) | 
 |  ETI CHOPPER TREMOLO EFFECT(1996/06) | 
 |  ETI Flash Microcontroller Programmer(*)(1996/07) | 
 |  ETI Improved Noise Masker(LM13700)(1996/11) | 
|   |  | 
| 1997 |  ETI  Fader FUZZ (1997/03) | 
 |  ETI  MIDI Controlled Voice Harmoniser(MSM6322) (1997/04) | 
 |  ETI  *Press-NPeel(1997/05) | 
 |  ETI  *Digital Voice Modulator(HT8950)(1997/08) | 
|   |  | 
| 1998 |  ETI * Collected circuits DC Voltage Converters(1998/01) | 
 |  ETI Infra-red Theramin (1998/02) | 
 |  ETI  * Sound Effects module (1998/04) | 
 |  ETI  * 'Hush' Noise Reduction Unit(1998/05) | 
 |  ETI  * HT -8955 Digital Echo (HT8950)(1998/06) | 
 |  ETI   Digital Voice Modulator (HT8950)(1998/07) | 
 |  ETI * Tracking Filter Effect Unit(1998/10) | 
 |  ETI * PIC-Controlled MIDI Processor(1998/11) | 
 |  ETI Circuit for MUSIC Lover part1 (1998/11) | 
 |  ETI Fun with R tors (1998/12) | 
 |  ETI Circuit for MUSIC Lover part2 (1998/12) | 
|   |  | 
| 1999 |  ETI DC Voltage Converters* (1999/01) | 
 |  ETI MIDI DRUM PAD (1999/03) | 
|   |  | 
| ??  |  ETI Guitar Note Expander (??) | 
|   |  ETI Complex Sound Generator(SN76477) (??) | 
|   |  ETI Combined Effect Unit (DIGI80)(project80) | 
|   |  ETI Dual Ring Modulator (DIGI80)(project80) | 
|   |  ETI 100 Circuit (project80) | 
|   |  ETI drum machine (19??/50 top project) | 
|   |  ETI sound bender (Ring Mod)(19??/50 top project) | 
|   |  | 
| Electronics Digest (ETI)  |  ETI Voice Operated Fader (1981/winter) | 
|   |  ETI  Noise Source(1981/winter) | 
|   |  ETI  Audio Limmiter(1981/winter) | 
|   |  ETI  Guitar Praceice Amplifire(1981/winter) | 
|   |  ETI  CA3080 VCA(1981/winter) | 
|   |  ETI  Two Microphone Preamplifire(1981/winter) | 
|   |  ETI  Clipping Amplifire(1981/winter) | 
|   |  ETI  Speech Processor(1981/winter) | 
|   |  ETI  Metronome(1)(1981/winter) | 
|   |  ETI  Auto Waa(1981/winter) | 
|   |  ETI  Automatic fader(1981/winter) | 
|   |  ETI  Voltage Controlled Filter(CA3080)(1981/winter) | 
|   |  ETI  Opto-Tone(1981/winter) | 
|   |  ETI  Sustaion Unit(1981/winter) | 
|   |  ETI  Single IC Organ(1981/winter) | 
|   |  ETI  Metronome(2)(1981/winter) | 
|   |  ETI  Experimenter's Dsign Notes(1981/winter) | 
|   |  | 
| Electronics Digest (ETI)  |  ETI Analog delay Line (1982/summer) | 
|   |  ETI Time Constants (1982/summer) | 
|   |  ETI Analogue Switching  (1982/summer) | 
|   |  ETI Gm revisited  (1982/summer) | 
|   |  ETI CMOS 555 applications  (1982/summer) | 
|   |  ETI OPamp and integrators  (1982/summer) | 
|   |  ETI Bandpass and Beyond  (1982/summer) | 
|   |  ETI The 1537VCA  (1982/summer) | 
|   |  ETI Sound Track  (1983/winter) | 
|   |  ETI Sound Bender(XR2206)  (1983/winter) | 
|   |  ETI Guita Tuner  (1983/winter) | 
|   |  ETI PLYMATE GUITAR EFFECT/AMP  (1983/winter) | 
|   |  ETI LABORATORY PSU  (1983/winter) | 
|   |  ETI programable power supply  (1984/summer) | 
|   |  | 
|   |  ETI ACTIVATOR (LM13600/CA3080/NE571) (1986/autumn) | 
|   |  DI compression Gate (LM13700) (1986/autumn) | 
|   |  CCD delay Line Effect Board (TDA1022) (1986/autumn) | 
|   |  ETI Chorus Flanger Unit( MN3102/MN3207) (1986/autumn) | 
|   |  DI Box (1986/autumn) | 
|   |  Low Cost Audio Mixer (1986/autumn) | 
|   |  symple Echo Unit (spring reverb) (1986/autumn) | 
|   |  MIDI Drum Synth (1986/autumn) | 
|   |  Paragraph Equaliser  (Graphic EQ)(1986/autumn) | 
|   |  MIDI Interfacing techniques (1987/autumn) | 
|   |  MIDI to CV Converter (1987/autumn) | 
|   |  | 
| ETI top projects 1+2 | 100W GUITAR AMPLIFIER   | 
 | MIXER PREAMPLIFIER   | 
 | FET FOUR-INPUT MIXER   | 
 | ETI MASTER MIXER   | 
 | SPRING REVERBERATION UNIT   | 
 | AUDIO ATTENUATOR  | 
|   |  | 
| ETI top projects 4 | WAA WAA UNIT   | 
 | AUDIO LEVEL METER   | 
 | AUDIO EXPANDER COMPRESSOR   | 
 | DUAL POWER SUPPLY   | 
|   |  | 
| ETI Circuit File | Graphic Equalizer(LC)   | 
 | Waa Waa UNIT   | 
 | Phase shift OSCILLATOR   | 
 |  VCF using CA3080  | 
 |  Battery Operated VCO  | 
 |  VLF Sine Generator  | 
 |  Audio Doubler  | 
 |  Variable Notch Filter | 
| Hobby Electronics  | 1979 .. 1984  | 
|   |  HE Ring modulator (CA3080)  (1979/12) | 
| Electronics Australia |  | 
| 1976  |  EA stereo dynamic noise filter(1976/01) |  
|   |  EA 10channel graphic equaliser(1976/11)  | 
| 1977  |  EA Electronic scanner for organ(1977/11) |  
| 1978  |  EA A white and pink noise generator(1978/04) |  
|   |  EA Create your own sound effects (SN76477)(1978/06) |  
|   |  EA A Mixer for Home Movies (1978/09)  | 
|   |  EA Power Supply For the Movie Mixer (1978/10) |  
|   |  EA BBD audio delay and reverbration unit (1978/11) |  
| 1979  |  EA Playmaster stereo Graphic Equaliser(1979/05) |  
|   |  EA Fully protected dula power supply(1979/07)  | 
|   |  EA Protecting solid state power supplies(1979/07) |  
| 1980  |  EA Playmaster Stereo Graphic Analiser(1980/02) |  
|   |  EA Music Synthesizers(1980/05)  | 
|   |  EA Musical Tone Generator(1980/07)  | 
| 1981  |  EA CYLON VOICE(XR2206) (1981/01) |  
|   |  EA Simple fuzz box for electriv guitars (1981/02) |  
|   |  EA Gutar Amplifire for practice sessions(1981/03) |  
|   |  EA Sound Level Meter(1981/05)  | 
|   |  EA PC Birdies(1981/05)  | 
|   |  EA Electrochune (a 23note organ XR206)(1981/07) |  
|   |  EA Steam Whistle(1981/07)  | 
| Everyday Practical Electronics | 1993 ..  | 
| 1993  |  EPE ELECTRONIC GUITAR PREAMP AND DISTORTION UNIT (1993/05)  | 
| 1995  |  EPE* Simple Theremin* (1995/09)  | 
 |  EPE* Digital delay Line* (HT8955) (1995/11)  | 
|   |  | 
| 1996  |  EPE* MIDI Analizer(PIC16C61)* (1996/05)  | 
 |  EPE* Analog Delay and Flanger* (MN3207/MN3102) (1996/09)  | 
|   |  | 
| 1997  |  EPE* THEREMIN MIDI/CV interface part1* (1997/01 ) | 
 |  EPE* THEREMIN MIDI/CV interface part2* (1997/02 ) | 
 |  EPE* PACIFIC WAVES (1997/02 )*  | 
 |  EPE* MIDI MATRIX (1997/04 )* | 
 |  EPE* PIC-A-TUNER (PIC16C84) *(1997/5)  | 
 |  EPE* PIC old music maker(PIC16C84) * (1997/08) |   
|   |  | 
| 1998  |  EPE* WAA-WAA Effects Pedal* (1998/02)  | 
|   |  | 
| 1999 |  EPE* PIC MIDI sustain pedal* (1999/02 ) |  
 |  EPE* MIDI Handbells  1999/05) | 
 |  EPE* PIC Polywhatsit(2001/12)  | 
|   |  | 
| 2002 |  EPE* Guitar Practice Amplifier (2002/02) | 
 |  EPE* Electric Guitar Tuner  (2002/04) | 
 |  EPE* Stylopic (2002/07) | 
|   |  | 
| 2004 |  EPE* Midi Synchronome (2004/06) | 
 |  EPE* Bongo Box - PIC (2004/07) | 
 |  EPE* EPE Theremin (2004/10) | 
|   |  | 
| 2005 |  EPE* Sound Card Mixer (2005/02) | 
 |  EPE* Cybervox "Dalek" Voice Emulator and Effects Unit. (2005/07) | 
|   |  | 
| 2006 |  EPE* PORTAPAL Portable PA System (Part 1) (2006/03) | 
 |  EPE* PORTAPAL Portable PA System (Part 2) (2006/04) | 
 |  EPE* Distortion effect for your guitar (2006/06) | 
|   |  | 
| 2007 |  EPE* PIC Polyphonium (Part 1) (2007/03) | 
 |  EPE* PIC Polyphonium (Part 2) (2007/04) | 
 |  EPE* Bass Extender (2007/05) | 
 |  EPE* PIC Speech Synthesiser (2007/12)  | 
 |  EPE* MIDI Drum Kit (Part 1) (2007/12) | 
|   |  | 
| 2008 |  EPE* Midi Drum Kit (Part 2) (2008/01) | 
 |  EPE* Studio Series - Stereo Headphone Amplifier (2008/03) | 
 |  EPE* Studio Series Preamplifier (2008/05) | 
 |  EPE* Mini Theremin (Part 1) (2008/05) | 
 |  EPE* Mini Theremin (Part 2) (2008/06) | 
 |  EPE* PIC MIDI Wave Sound Generator (2008/07) | 
|   |  | 
| 2009 |  EPE* Versatile Four Input Mixer (2009/04) | 
 |  EPE* Guitar to MIDI System (2009/10) | 
|   |  | 
| 2010 |  EPE*  PIC-based Musical Tuning Aid (2010/06) | 
|   |  | 
| 2011 |  EPE*  New, Improved Theremin (2011/03) | 
 |  EPE*  Digital Audio Oscillator (2011/05) | 
 |  EPE*  Multi-function filter module (2011/07) | 
|   |  | 
| 2012 |  EPE* High Quality Digital Audio Signal Generator (Part 1) (2012/03) | 
 |  EPE* High Quality Digital Audio Signal Generator (Part 2) (2012/04) | 
|   |  | 
| 2013 |  EPE*  Stereo Compressor (2013/01) | 
 |  EPE*  Mix-It! (2013/06) | 
 |  EPE*  Digital Sound Effects Generator (2013/09) | 
|   |  | 
| 2015 |  EPE*  Audio Delay for PA Systems (Part 1) (2015/02) | 
 |  EPE*  Stereo Echo & Reverb Unit (2015/03) | 
 |  EPE* Opto Theremin  (2015/09/10)  | 
 |  EPE* Digital Effect Processor (2015/10)  | 
| Wireless World  |   | 
| 1973  |  WW Electronic Sound Synthesizer (1973/08/09/10) | 
| 1975  |  WW Electronic organ to piano (1975/02) | 
| 1976  |  WW Digital sample and Hold  (1976/05) | 
|   |  WW  Beat frequency indicator  (1976/11) | 
|   |  WW VCF (1976/11) | 
| 1978  |  WW Voice formant synthesizer (1978/12) | 
| Electronics  |   | 
| 1974  |  analog filter can be programed digitally (1974/10) | 
| 1980  |  VCF (1980/07) | 
|   |  ADSR envelope generator (1980/07) | 
|   |  ADSR envelope generator (1980/09) | 
| 1982  |  comb-filter design (1982/09) | 
| Electronics Hobbyst |   | 
|   |  Simple-SYN (1978/Fall-Winter) | 
| Electronic Design |   | 
| 1974  |   Voltage tunable active filter (1974/12) | 
| 1976  |   OTA (1976/9) | 
| 1980  |   Voltage Controlled Oscillator (1980/4) | 
|   |   ADSR (1980/8) | 
| Wireless World  circuit designs |   | 
| 1975  |    | 
| 1976  |    | 
| 1977  |    | 
| Polyphony | PAIA 1975 .. 1985  | 
|   |  polyphony magazine 一部の製作記事一覧 | 
|   |  polyphony magazine 1975 | 
|   |  polyphony magazine 1976/1 | 
|   |  polyphony magazine 1976/2 | 
|   |  polyphony magazine 1976/3 | 
|   |  polyphony magazine 1976/4 | 
|   |  polyphony magazine 1977/JULY | 
|   |  polyphony magazine 1977/NOVEMBER | 
|   |  polyphony magazine 1978/FEBRUALY | 
|   |  polyphony magazine 1978/APRIL/MAY | 
|   |  polyphony magazine 1978/JULY/AUGUST | 
|   |  polyphony magazine 1978/SEPT/OCT | 
|   |  polyphony magazine 1978/NOV/DEC | 
|   |  polyphony magazine 1979/JAN/MAR | 
|   |  polyphony magazine 1979/JUL/AUG | 
|   |  polyphony magazine 1982/JAN/FEB | 
|   |  polyphony magazine 1983/AUG | 
|   |  polyphony magazine 1984/DEC | 
|   |  polyphony magazine 1985/APR | 
|   |  polyphony magazine THE SOURCE | 
|   |  polyphony magazine 1979/MAY/JUN * | 
|   |  polyphony magazine 1980/JAN/FEB * | 
|   |  polyphony magazine 1980/MAY/JUN * | 
|   |  polyphony magazine 1980/MAR/APR * | 
|   |  polyphony magazine 1980/JUL/AUG * | 
|   |  polyphony magazine 1980/NOV/DEC * | 
|   |  polyphony magazine 1981/JAN/FEB * | 
|   |  polyphony magazine 1981/MAY/JUN * | 
|   |  polyphony magazine 1981/MAR/APR * | 
|   |  polyphony magazine 1981/SEP/OCT * | 
|   |  polyphony magazine 1981/NOV/DEC * | 
|   |  polyphony magazine 1982/MAY/AUG * | 
|   |  polyphony magazine 1982/SEP/OCT * | 
|   |  polyphony magazine 1982/MAR/APR * | 
|   |  polyphony magazine 1983/FEB * | 
|   |  polyphony magazine 1983/APR * | 
|   |  polyphony magazine 1983/JUN * | 
|   |  polyphony magazine 1983/OCT * | 
|   |  polyphony magazine 1984/FEB * | 
|   |  polyphony magazine 1984/APR * | 
|   |  polyphony magazine 1984/JUN * | 
|   |  polyphony magazine 1984/OCT * | 
| Electronic Musician | 1985 ..  | 
| 1985  | * EM 1985/JUN  | 
|   | * EM 1985/SEP  | 
|   | * EM Super Seque (1985/06) | 
|   | * EM The Linn/Roland Connection (4046) (1985/06) | 
|   | * EM A Unique Timbrel Modifire (4046/13600) (1985/09) | 
| 1986  |  Remote Control A-B Box(1986/08) | 
| 1987  |  Fuzzstain(1987/01) | 
|   |  EM alpha drum(1987/02) | 
|   | The Slide Pot RibbonController (1987/02) | 
|   |  EM pocket rockit (1987/06) | 
|   |  Five Band Graphic EQ (1987/06) | 
|   |  Stereo Mirage.The Sequel (1987/06) | 
| 1991  | * EM MIDI Fader (1991/02) | 
|   |  Stereo Spreader (1991/06) | 
|   |  FSR K (1991/09) | 
| 1992  | *EM Dual Compressor(SSM2120) (1992/10) | 
|   |  EM Headphon Dsitributor Amp (1992/12) | 
|   | *EM MIDI Drum Brain (1993/02) | 
| 1993 | *Dual Phantom Power Pre-Amp  (1993/04) |   
 | Hiss Whacker(SSM2120)  (1993/10) |   
 | *TUBEHEAD  (1993/12) |   
| 1994 | * Build the EM FatMan (1994/03) |   
 | * SubMixer (1994/07) |   
| 1996 |  * EM theremin(BIG BRIAR ETHERWAVE theremin (1996/02)   | 
 | * Service Clinic Build a MOOG filter (1996/03) | 
| Elementary Electronics |   | 
| 1976  |  waat's that sound! (1976/05-06) | 
| 1978  |  DISCO KING (1978/11-12) | 
|   |  PAIA Programmable drum set  (1978/03-04) | 
| 1979  |  Rhythm & Blues Box (1979/01-02) | 
|   |  OCTAVIZER (1979/07-08) | 
|   |  designing regulated power supplys (1979/09-1) | 
 |  IMAGICAN (1979/11-12) | 
| 1980  |  STEREO BAR GRAPH METER (1980/01-02) | 
|   |  ACTIVE AUDIO FILTER (SVF) (1980/01-02) | 
| 1981  |  ACCUTUNE (1981/01-02) | 
|   |  DIGITAL CLARINET (1981/01-02) | 
| Nutes & Bolts |   | 
| 1996  | ADV-SNARE analog drum * (1996/07) | 
|   | Build The AVD BASS* (1996/11) | 
| 1997  | A DoitYourself SounBlaster 16*  (1997/04) | 
|   | User'guid to special AUDIO PROCESSING ICs* (1997/05) | 
|   | Breathe New Life Into Analog Musical Instrument* (1997/10) | 
|   | Build Your Own MIDI-to-Synthesizer Interface * (1997/12) | 
| 1998  | Power Supplies for Electronic Music * (1998/01) | 
|   | Build a Tunable Noise Generator (1999/11) | 
| 1999  | Distortion Box (1999/01) | 
| 2003  | UNDERSTANDING AND USING‘OTA’OP-AMP ICs (2003/04/05)  | 
| 2006  | Analog Music  Synthesizers (2006/01)  | 
|   | Build The Sound Lab Mini-Synth Sound Synthesizer (2006/03)  | 
| 2012  | Direct Digital Synthesis (2012/04)  | 
| Electronics world |   | 
| 1967  |  Electronic MUSIC /Robert MOOG  (1967/02)  | 
|   |  Electronic Gultar System (1967/02)  | 
|   |  Electronic Percussion Instrument (1967/02)  | 
| Popular Electronics | 1954 .. 2003  | 
| 1955  |  Electrinic Music with Theremin 1955/04 | 
| 1962  |  One-Armed Theremin 1962/08 | 
| 1967  |  MUSIC A LA THEREMIN 1967/11 | 
| 1968  |  M/M/M Instrument Amplifier  1968/04 | 
 |  PAIA OMNI Alarm  1968/08 | 
| 1969 |  PAIA Carpenter`s Mate 1969/09 | 
 |  Treble Boost for your Guitar 1969/11 | 
|   |  | 
| 1970  |  PAIA The Thumpa Thumpa BOX 1970/01 | 
 |  The touch a tone 1970/03 | 
 |  PAIA Attack Delay Unit 1970/06 | 
| 1971  |  Music Compser Synthesizer  1971/02 | 
|   |  PAIA  DRUMER BOY  1971/07 | 
| 1972  |  build the surf synthesizer   1972/02 | 
| 1974  |  9Band Sereo EQ 1974/05 | 
|   |  guitar sound intensifier 1974/07 | 
|   |  | 
| 1975  |  imitating musical instruments with synthesized 1975/08 | 
|   |  The programmable Music BoX 1975/12 1976/01 | 
| 1976  |  EG & Sequencer For Electro Music 1976/01 | 
|   |  BBD Audio Delay Line 1976/06 | 
|   |  Music Modules to build your own synthesizer 1976/06 | 
|   |  understanging Active Filters 1976/12 | 
| 1977  |  build cabonga part1 1977/08 | 
|   |  build cabonga part2 1977/09 | 
|   |  audio compander 1977/11 | 
|   |  Model Railroad sound synthesizer 1977/12 | 
| 1978  |  how electronic music synthesizer work / Mixer 1978/04 | 
|   |  Disco Preamp / Mixer 1978/09 | 
| 1979  |  build The Surfer 1979/06 | 
|   |  Bulld an Envelope Modification UNIT 1979/07  | 
|   |  Stereo Parametric EQ 1979/09 | 
|   |  AUDIO ARTIST sound-effect machine 1979/12 | 
|   |  | 
| 1980  |  EXPERIMENTING WITTH A SOUND EFFECT GENERATOR SN76477 1980/05 | 
|   |  PAIA WAH-WAH  1980/06  | 
|   |  Analog audio delay SAD4096 1980/07/08 | 
| 1981  |  UNIMOD1981/02 | 
|   |  Phono Preamp 1981/03 | 
| 1982  |  Noise reduction  1982/01 | 
|   |  | 
| 1985  |  Chorus Flanger 1985/01 | 
| 1995  |  Build a headphone amplifire for your guitar* 1995/03  | 
| 1997 |  guitar amplifier* 1997/12  | 
| 1999 |  Build The CrystalSynth(CS9236) 1999/03  | 
|   |  | 
| 2000 POPTRONICS |  tunable active filters  2000/08  | 
| 2001 |  TheTremulous Beat 2001/08  | 
| RADIO-ELECTRONICS | 1948 ..1999?  | 
| 1968  |   Go Go  Guitar Amplifire  1968/11 | 
|   |  | 
| 1971  |   PAIA FM-DX`er  1971/06 | 
| 1973  |   PAIA 2700 1973/05/06/07/10 | 
|   |   Builed a modulated Function Generator (XR205) 1973/07 | 
| 1975  |   PAIA GNOME 1975/11/12/1976/01 | 
|   |  | 
| 1977  |   PAIA OZ 1977/01/02/ | 
|   |   Electro Music Box  1977/06 | 
|   |   PAIA Franger  1977/10 | 
| 1978  |   PAIA Programable Drum set 1978/02/03 | 
|   |   Function Generator  1978/10/11 | 
| 1979  |   PAIA String synthesizer 1979/02/03 | 
|   |   polytonic Percussion Synthesizer  1979/09/10/12 | 
|   |  | 
| 1980  |   Portable Electronic Organ  1980/04 | 
|   |   PAIA The DRUM 1980/05/06 | 
|   |   PAIA CHORD EGG 1980(SPE) | 
| 1981  |   HiFi noise Filter/Range Expander 1981/03/04 | 
|   |   HiFi Analog Reverb  1981/09/10 | 
| 1983  |   Synthesizer IC`s  1983/05 | 
|   |   How to Use Transconductance OPA 1983/07 | 
| 1984  |   DESIGNING WITH LINEAR IC`S (VCA)  1984/12 | 
|   |  | 
| 1986  |   Mini Music Synthesizer  1986/02 | 
| 1988  |   Working With OTA`s  1988/05/07 | 
| 1989  |   MIDI   1989/08 | 
|   |  | 
| 1990  |   acoustic field generator  1990/01 | 
|   |   Vocal Stripper 1990/09 | 
| 1992  |   PAIA Surf Man  1992/08 | 
|   |   PAIA Freez Frame  1992/11 | 
|   |   Sweep/Function Gen  1992/01/02 | 
| 1993 Electronics Now  |   PAIA  Build The THUMB DRUM 1993/06 | 
|   |   Build a wireless FM guitara transmitter 1993/06 | 
|   |   Musician's frend 1993/06 | 
| 1994  |   PAIA  Build The Tube Head 1994/06 | 
|   |  | 
| 1996  |   PAIA  Build This Theremin  1996/02 | 
|   |   PAIA  Stereo Compressor 1996/08 | 
| 1997  |  Mod Box* (1997/05)  | 
|   |  | 
| 2002 |  Theremin(special reprint) 2002/10/11  | 
| R.E. special project |   | 
| 1980 winter | CHORD EGG   | 
 | GET BIG SOUND FROM REED CHORD ORGANS(*)   | 
| 1981 fall  | SUPERFUZZ FOR YOUR GUITAR(*)   | 
 | COMPRESSO-AMP(*)   | 
 | ELECTRONIC DRUMS(*)   | 
| 1982 summer  | PINK/WHITE NOISE GENERATOR(MM5837)(*)   | 
 | SIGN-MOD(*)   | 
 | TRI-VOLTAGE SUPPLY POWER   | 
| 1983 spring  |    | 
| 1983 fall  | Dynamic  Noise Reduction System(LM1894)(*)   | 
 | active dummy load   | 
| 1983 winter | DUAL VOLTAGE SUPPLY(*)  |  
| R.E. ANNUAL |   | 
| 1983  | SOUND GENBERATOR(AY3-8910)(*)  |  
 | Musical Horm   | 
| 1984  | GUITAR AND BASS TUNER   | 
| 1985  | Audio Frequency Gnenerator(XR2206)  |  
 |  How to Design Power Supplies (*) | 
| 1986  | All About OPTOCOUPLERS   | 
|   | Cmos Analog Switches   | 
| Guitar Player |   | 
| 1980  |   Pedal Flanger 1980/2/3/4  Craig Anderton | 
|   |   Build a Compressor 1980/12  Craig Anderton | 
| 1982  |   Build a Chrus Delay 1982/1/2 Craig Anderton | 
| 1983  |   Build The Roctave Divider 1983//03  Craig Anderton | 
| 1984  | * Build The Super-Versatile Quadra Fuzz 1984//06  Craig Anderton | 
| 1993  |   Stack-in-a-Box 1993/02  Craig Anderton | 
| Keyboard | 1975..  | 
| 1978  | The Multiple Identity Filter 1978/11/12/1979/1 
  Craig Anderton | 
|   |   * Craig Andarton Electronic Project 1978 .. 1982?  | 
| 1981  |   * Build Your Own ParaEQ  1981/04  | 
| 1982  |   * 7 useful Device You Can Build 1982/02  | 
|   |   * Voltage Controlled EG SSM2055 1982/05  | 
| 1985  |   * Build a VOCODER 1985/05  | 
| 1987  |   * Build a MIDI input for CASIO SK-1 1987/08  | 
| 1988  |   * Stereo 4in/4out SW BOX 1988/6  | 
| 1991  |   * Breath Controller I/F for KORG M1 1991/09  | 
| DEVICE |   | 
| 1979  |   AMS-100 1979/ Craig Anderton | 
| Synaps | 1976 ..1979  | 
|   | Synapse Magazine 1976/09-10  | 
|   | Synapse Magazine 1976/ 11-12  | 
|   | Synapse Magazine 1977/ 01-02  | 
|   | Synapse Magazine 1977/ 03-04  | 
|   | Synapse Magazine 1977 /05-06  | 
|   | Synapse Magazine 1977 / 07-08  | 
|   | Synapse Magazine 1977 / 11-12  | 
|   | Synapse Magazine 1978 / 01-02  | 
|   | Synapse Magazine 1978/ 03-04  | 
|   | Synapse Magazine 1978 / 03-04  | 
|   | Synapse Magazine 1978 / summer  | 
|   | Synapse Magazine 1979/ 01-02  | 
|   | Synapse Magazine 1979/ summer  | 
| 1976  |   A Seven Stage Frequency Devider(1976/09/10) | 
| 1977  |   Walking Ring Sequencer (1977/01/02) | 
|   |   Touch responsive Keyboard(1977/01/02) | 
|   |   Digital pattern Genrator (1977/11/12) | 
| 1978  |   Voltage Controlled Clock(1978/01/02) | 
| Modern Recording |   | 
| 1977  |  CUE system (1977/04)  | 
| 1979  |  Dual Limitter(1979/11)  | 
| 1980  |  Building A HOT SPRING Reverb (1980/10)  | 
| 1981  |  Noise Gate (1981/11)  | 
| 1983  |  Hyper flanger + Chorus (1983/08/09)  | 
| 1984  |  Build A Direct Mixer(1983/04/03)  | 
| Recording Magazine |   | 
| 1995 |  Tube Microphone Preamp* (1995/01)  |  
 |  MS Stereo Microphone(1995/12)   | 
| Studio Sound |   | 
| 1980  | Designing a professional mixing console(1..4)(1980/09..12) | 
| 1981  | Designing a professional mixing console(5..13)(1981/01..)  | 
| 1982  | Designing a professional mixing console(14)(1981/01)  | 
| 1988  | WHICH AMP TECHNOLOGY  Part ONE(1988/12)  | 
| 1989  | WHICH AMP TECHNOLOGY  Part TWO(1989/01)  | 
|   | WHICH AMP TECHNOLOGY  Part THREE(1989/02)  | 
|   | VCAs INVESTIGATED Part ONE(1989/06)  | 
|   | VCAs INVESTIGATED Part TWO(1989/07)   | 
|   | VCAs INVESTIGATED Part THREE(1989/08)   | 
|   | VCAs INVESTIGATED Part FOUR(1989/09)   | 
| Home&Studio Recording |   | 
| 1995 |  Four-Band EQ* (1993/07) | 
| ONDA QUADRA  |   | 
| 1978  |   SOFISTICATO SINTETIZZATOR   1978 | 
|   |   PIANOFORTE ELETTRONICO (1978/09/10/12.1979/01/03/04) | 
|   |   controllo attivo di tono per il pre 1HF+2HF (1978/01) | 
| 1979  |   MINI SINTETIZZATORE 1979..1980 | 
|   |   equalizzato-re Hi-Fi (1979/04) | 
|   |  musica elettronica interamente integrata  (1979/07-08)(E-mu Voice board) | 
| SELEZIONE RADIO  |   | 
| 1975  | Costruiamo un sintetizzatore elettronico  1975/1976 | 
| 1978  | Pianoforte electtronico(1978/12) | 
| 1979  | Mixer micro-fonico stereo stage 12  1979/05/06 | 
|   | Pianoforte electtronico  (1979/03/04/09/10/12) | 
|   |  sintetizzatore a tre ottave sofiticato 1979/1980  | 
| SPERIMENTARE   |   | 
| 1975  | GENERATORE AUTOMATICO DI RITMI  1975/11 | 
|   | UN ORGANO ELETTRONICO  1975/11 | 
| 1976  | BASS PREAMP 1976/11 | 
| 1977  | ELECTRONIC LESLIE EFFECT SIMULATOR  1977/03/12 | 
| 1978  | FUZZ BOX  1978/07/08 | 
| 1979  | STEREO AUTOFADER  1979/05/06 | 
|   | STRING SYNTHESIZER  1979/1980 | 
| 1981  | SOUND EFFECT SYNTHESIZER(SN76477)  1981/05 | 
| 1982  | VOCAL ZAPPER  1982/12 | 
| Radiopratica |   | 
| 1969  |  MINI ORGAN 1969/09 | 
|   |  MINI ORGAN 1969/10 | 
| Radio Elettronica |   | 
| 1972  |   Moogh la musica electtronica  1972/11 | 
| 1975  |   Basa Frequenza   1975/03 | 
| 1977  |   Orbiter2000 sintetizzatore  1977/02 | 
|   |   insieme... musica psichedelica  1977/10 | 
| 1978  |   La chitarra con il fuzz 1978/05 | 
|   |   Magia dei suoni spaziali Star sound 1978/06 | 
|   |   Un piccolo mixer stereofonico  1978/12 | 
|   |   Synt Sequencer 1979/03 | 
| 1979  |   Fuzz Preampli Punk Sirena 1979/09 | 
| 1980  |   VCO/VCA sintetizzatore   1980/03 | 
|   |   Tremolo box per chitarra  1980/02 | 
|   |   Fuzz distorsore per musicisti 1980/04 | 
|   |   Musical preamplificatore 1980/05 | 
| 1982  | RE del ritmo(Disco King) (1982/08) | 
| ELETTRONICA |   | 
| 1981 | ORGAN(TMS3615) /1981 | 
| 1985  | Preamplificatore (Guitar preamp) /1985 | 
| 1996  |  Compressor- ALC /  1996/11 | 
| 1997  | GUITAR SOUND PROCESSOR / 1997/09 | 
| 2005  | Chambre d'echo numerique / 2005/03 | 
| ElectroniQUE PRATIQUE |   | 
| 2001  | MIXER (2001/03) | 
| 2005  | Echo Chamber(P89V51) (2005/03) | 
| 2012  | NEBULOPHONE(ardulno-synth) (2012/03) | 
| ELECTRONICA |   | 
| 1997  | SYNTAR(VCF/VCF/EG/LFO synth) (1997/10) | 
| CQ elettronioca |   | 
| 1969  | ORGANO ELECTTRONICO(1969/08) |