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ETI SDIY articles index: Difference between revisions
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{| class="wikitable"
! Month!!Year!!Article name!!Author!!PPNo!!Classification!!Key components!!Comments!!Corrections!!On Web
|-
| Apr||1973||ETI Master Mixer||Not Given||66||Audio||||Part 1
|-
| May||1973||ETI Master Mixer||Not Given||30||Audio||||Part 2
|-
| Jun||1973||New Sound For Your Guitar||Not Given||30||Effect
|-
| Jun||1973||ETI Master Mixer||Not Given||56||Audio||||Part 3
|-
| Jul||1973||ETI Master Mixer||Not Given||63||Audio||||Part 4
|-
| Oct||1973||Master Mixer Modification||Not Given||52||Audio
|-
| Jan||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||20||Synth||||Part 1 of ETI 4600 build||||
|-
| Feb||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||24||Synth||||Part 2 of ETI 4600 build||||
|-
| Mar||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||40||Synth||||Part 3 of ETI 4600 build||||
|-
| Apr||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||44||Synth||||Part 4 of ETI 4600 build||||
|-
| May||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||54||Synth||||Part 5 of ETI 4600 build||||
|-
| Jun||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||24||Synth||||Part 6 of ETI 4600 build||||
|-
| Jul||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||52||Synth||||Part 7 of ETI 4600 build||||
|-
| Aug||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||58||Synth||||Part 8 of ETI 4600 build||||
|-
| Aug||1974||BBC Radiophonic Workshop||Not given||18||History
|-
| Sep||1974||International Music Synthesiser||Barry Wilkinson, Trevor Marshall||48||Synth||||Part 9 of ETI 4600 build||||
|-
| Dec||1974||Spring Reverberation Unit||Not given||46||Effect
|-
| Feb||1975||Tech Tip: Simple Waa-Waa Circuit||Not given||66||Effect
|-
| Mar||1975||Using the LM3900||Not given||29||Information
|-
| May||1975||ETI 3600 Synthesiser||Not given||42||Synth||||Part 1 of 4
|-
| Jun||1975||ETI 3600 Synthesiser||Not given||32||Synth||||Part 2 of 4
|-
| Jun||1975||Tech Tip: Pink Noise Generator||Not given||62||Effect
|-
| Jul||1975||Stage Mixer||Not given||26||Audio||||Part 1 of 2
|-
| Jul||1975||ETI 3600 Synthesiser||Not given||54||Synth||||Part 3 of 4
|-
| Sep||1975||Stage Mixer||Not given||33||Audio||||Part 2 of 2
|-
| Oct||1975||ETI 3600 Synthesiser||Not given||41||Synth||||Part 4 of 4
|-
| Feb||1976||Datasheet: AY-1-0212 & AY-1-5051||Not given||66||Data Sheet
|-
| Jun||1976||Waa-Waa Unit||Not given||16||Effect
|-
| Dec||1976||Touch Organ||Not given||41||Organ||||Capacitive Touch Keys
|-
| Dec||1976||Audio Phaser||Not given||29||Effect
|-
| Dec||1976||Tech Tip: Guitar Fuzz||Not given||83||Effect
|-
| Apr||1977||Fuzz Box||Not given||48||Effect
|-
| May||1977||Datasheet: TDA1022||Not given||49||Data Sheet
|-
| Jul||1977||Active Filters||[[Tim Orr]]||23||Information||||Part 1
|-
| Jul||1977||Datasheet: ICL8038||Not given||50||Data Sheet
|-
| Jul||1977||Tech Tip: A Simple VCO||Not given||77||Synth
|-
| Aug||1977||Active Filters||Tim Orr||36||Information||||Part 2
|-
| Aug||1977||Vocoders!||Not given||34||Information
|-
| Sep||1977||Active Filters||Tim Orr||52||Information||||Part 3
|-
| Sep||1977||Graphic Equaliser||Not given||27||Audio
|-
| Oct||1977||Datasheet: NE570/NE571||Not given||59||Data Sheet
|-
| Nov||1977||Tech Tip: Organ Divider||Not given||73||Organ||||Related to Touch Organ (Dec 76)
|-
| Feb||1978||Tech Tip: Sample and Hold for Music Synthesisers||L. Robinson||84||Synth
|-
| Feb||1978||Tech Tip: Battery Operated VCO||R. Zaman||91||Synth
|-
| Feb||1978||Op Amps||Tim Orr||22||Information||||Part 1
|-
| Mar||1978||Op Amps||Tim Orr||49||Information||||Part 2
|-
| Apr||1978||Op Amps||Tim Orr||29||Information||||Part 3
|-
| May||1978||Op Amps||Tim Orr||69||Information||||Part 4
|-
| May||1978||CCD Phaser||David Vorhaus||57||Effect||TDA1022
|-
| Jun||1978||Spectrum Analyser||Tim Orr||27||Audio
|-
| Jul||1978||Designing Oscillators||Tim Orr||15||Information
|-
| Jul||1978||Music Synthesiser||Tim Orr||38||Synth||||Part 1 of Transcendent 2000||||
|-
| Aug||1978||Music Synthesiser||Tim Orr||45||Synth||||Part 2 of Transcendent 2000||||
|-
| Oct||1978||Complex Sound Generator||Not given||17||Synth||SN76477||||||
|-
| Nov||1978||Autochord||Not given||56||Organ||||Part 1
|-
| Nov||1978||Tech Tip: Guitar Sustain Unit||S. D. Maistre||91||Effect
|-
| Dec||1978||Autochord||Not given||80||Organ||||Part 2
|-
| Jan||1979||Log Convertor||Not given||62||Synth||||Novel Oven for temp stability
|-
| Feb||1979||100W Disco Mixer Amplifier||Richard Becker||64||Amplifier||||Powertran MPA 200||||
|-
| Feb||1979||Tech Tip: Simple Wide Range VCO||A. J. Richardson||87||Synth
|-
| Apr||1979||Ten 3080 Circuits||Tim Orr||70||Information
|-
| Apr||1979||Guitar Effects Unit||Not given||97||Effect
|-
| May||1979||Datasheet: TDA1008||Not given||70||Data Sheet
|-
| May||1979||Headphone Amplifier||Not given||77||Amplifier
|-
| Jul||1979||Polyphonic Keyboard||Tim Orr||36||Synth||||||||
|-
| Aug||1979||Transcendent DPX||Tim Orr||18||Synth||BF244C, SAD512D||Part 1 of A String Thing||||
|-
| Sep||1979||Transcendent DPX||Tim Orr||62||Synth||NE566, M086||Part 2 of A String Thing||||
|-
| Sep||1979||Tech Tip: Voltage Controlled Filter||T. W, Stride||95||Synth
|-
| Oct||1979||Transcendent DPX||Tim Orr||35||Synth||BF244B, CA3080||Part 3 of A String Thing||||
|-
| Oct||1979||High Quality Audio Amplifier||Not given||55||Amplifier
|-
| Nov||1979||Transcendent DPX||Tim Orr||64||Synth||75107, MC6810L, ZN425SE||Part 4 of A String Thing||||
|-
| Nov||1979||Analogue Delay Lines||Tim Orr||29||Information
|-
| Nov||1979||Tech Tip: Simple Rhythm Generator||J. J. Trinder||101||Synth||||Basic Sequencer
|-
| Dec||1979||Random Noise Source||Not given||67||Synth
|-
| Dec||1979||Tech Tip: A Simple Sequencer||P. Hill||109||Synth
|-
| Jan||1980||Tech Tip: A Simple Sequencer||S. Giles||101||Synth
|-
| Feb||1980||Modular Synthesiser||R. C. Blakey||62||Synth||||Project 80||||
|-
| Feb||1980||Modular Synthesiser||R. C. Blakey||67||Synth||CA3080E, CEM3340||Project 80||||
|-
| Feb||1980||Tuning Fork||Not given||79||Test Equipment
|-
| Feb||1980||Tech Tip: Stereo VCA||J. Macauley||97||Synth
|-
| Mar||1980||The 1537 VCA||Keith Brindley||30||Information
|-
| Mar||1980||Voltage Controlled Mixer||Not given||87||Synth||CEM3330||Project 80||||
|-
| Apr||1980||Analogue Switches||Tim Orr||18||Information
|-
| Apr||1980||300W Amplifier Module||Not given||58||Amplifier
|-
| Apr||1980||Tech Tip: Transcendent 2000 Preamp||R. N. Johnson||89||Synth
|-
| May||1980||Project 80 filters||Chris Blakey||20||Synth||CEM3320||Project 80||||
|-
| May||1980||The Black Hole||Tim Orr||90||Effect||SAD512D||Chorus Machine||||
|-
| Jun||1980||Drum Synthesiser||Roger Shore||84||Synth||ICL8038
|-
| Jun||1980||Tech Tip: 555 Voltage Control||S. Draper||97||Synth
|-
| Jun||1980||Tech Tip: 16 Note Sequencer||P. Gatehouse||99||Synth
|-
| Jul||1980||Filter Design||Tim Orr||17||Information
|-
| Jul||1980||State Variable Filter||R. C. Blakey||84||Synth||SSM2040||Project 80||||
|-
| Jul||1980||Envelope Shaper||R. C. Blakey||88||Synth||CEM3310||Project 80||||
|-
| Aug||1980||100W Power Amplifier||Not given||64||Amplifier
|-
| Aug||1980||Dual VCA||R. C. Blakey||78||Synth||CEM3330||Project 80||||
|-
| Sep||1980||Vocoder||Richard Becker||58||Synth||||Part 1 of 2||||
|-
| Sep||1980||Envelope Shaper||R. C. Blakey||93||Synth||CEM3310||Project 80||||
|-
| Oct||1980||Spot Design: Reverberation Unit||Not given||25||Effect
|-
| Oct||1980||Vocoder||Richard Becker||40||Synth||||Part 2 of 2||||
|-
| Oct||1980||Sustain Fuzz Box||Not given||53||Effect
|-
| Oct||1980||Monitor Amplifier||Chris Blakey||79||Synth||TDA2030H||Project 80||||
|-
| Nov||1980||Spot Design: Waa-Waa Unit||Not given||61||Effect
|-
| Nov||1980||2W Power Amplifier||Keith Brindley||72||Amplifier
|-
| Dec||1980||Four Input Mixer||John Fitzgerald||19||Audio
|-
| Dec||1980||Bandpass and Beyond||Tim Orr||25||Information
|-
| Dec||1980||Polysynth||Tim Orr||87||Synth||2102, 6810||Part 1||||
|-
| Jan||1981||Polysynth||Tim Orr||77||Synth||2102, 6810, LM13600||Part 2||||
|-
| Feb||1981||Polysynth||Tim Orr||32||Synth||CA3080, CEM3310, CEM3340, LM13600||Part 3||||
|-
| Feb||1981||Sound Pressure Level Meter||Not given||74||Test Equipment||2N3819
|-
| Mar||1981||Polysynth||Tim Orr||27||Synth||||Part 4||||
|-
| Apr||1981||Noise Generator||Charles Blakey||59||Synth||||Project 80||||
|-
| Apr||1981||Drum Machine||Ray Marston||75||Synth
|-
| Apr||1981||Guitar Note Expander||Q. A. Rice||95||Effect||||||||
|-
| Apr||1981||Tech Tip: Joystick Control||M. Swale||36||Synth||||ETI 4600
|-
| Apr||1981||Tech Tip: Transcendent Pulse Wave Improvement||J. F. Jordan||37||Synth||||Transcendent 2000
|-
| Apr||1981||Spot Design: 20W MOSFET Amplifier||Not given||88||Amplifier
|-
| May||1981||Synthesiser Sequencer||Richard Becker||36||Synth||DM8130, ADC0804, DAC0808, 2x6514||||||
|-
| May||1981||Spot Design: Guitar Treble Boost||Not given||77||Effect
|-
| May||1981||Tech Tip: 555 VCO||J. Harrold||94||Synth
|-
| May||1981||Tech Tip: Computer-controlled Synthesiser Keyboard||P.McChesney||94||Synth
|-
| Jun||1981||Waa-Phase Unit||Ray Marston||24||Effect||||||||
|-
| Jun||1981||Tech Tip: Transposing Master Tone Generator||R. Basterfield||54||Organ
|-
| Jun||1981||Tech Tip: Synthesiser Interface For Transcendent DPX||D. Pallant||56||Synth
|-
| Aug||1981||Hand Clap Synthesiser||Roger Shore||68||Synth
|-
| Aug||1981||Tech Tip: Computer-controlled Synthesiser Keyboard||K. Wood||81||Synth
|-
| Aug||1981||Tech Tip: Duophonic Synthesiser Keyboard||P. R. Williams||83||Synth||||Transcendent 2000
|-
| Sep||1981||Equaliser Circuit Design||Tim Orr||71||Information
|-
| Oct||1981||Sound Bender||Ray Marston||24||Effect||||Ring Modulator
|-
| Nov||1981||Music Processor||Ray Marston||38||Effect||TDA1022
|-
| Dec||1981||Tech Tip: Active 'Stereo' Bass Guitar||J. Smalley||75||Effect
|-
| Jan||1982||Guitar Tuner||Brian Brooks||41||Test Equipment
|-
| Mar||1982||Facts on DAC's and ADC's||Tim Orr||19||Information
|-
| Apr||1982||Electromusic Techniques||Tim Orr||17||Information||||Part 1
|-
| Apr||1982||Solid State Reverb||Charles Blakey||101||Effect||MN3011/3101||||||
|-
| May||1982||Electromusic Techniques||Tim Orr||47||Information||||Part 2
|-
| May||1982||Tech Tip: Economy CMOS Vocoder||S. P. Giles||60||Synth
|-
| May||1982||Tech Tip: Guitar Tracking Oscillator||S. P. Giles||61||Effect
|-
| Jun||1982||Electromusic Techniques||Tim Orr||59||Information||||Part 3
|-
| Jun||1982||Tech Tip: Solid StateScope Using LED's||G. Durant||27||Test Equipment
|-
| Jul||1982||Tech Tip: CMOS Sustainer for Electric Guitars||S. P. Giles||27||Effect
|-
| Jul||1982||Playmate Guitar Effects/Amp||Phil Walker||28||Effect||||Part 1 of 2
|-
| Aug||1982||Tech Tip: Guitar Harmoniser||S. P. Giles||34||Effect
|-
| Aug||1982||Tech Tip: CMOS Phaser||S. P. Giles||35||Effect
|-
| Sep||1982||Playmate Guitar Effects/Amp||Phil Walker||16||Effect||||Part 2 of 2
|-
| Sep||1982||Tech Tip: Cheap Auto-Waa||Tony Allgood||22||Effect
|-
| Sep||1982||Tech Tip: CMOS Fuzz/Tremelo||S. P. Giles||23||Effect
|-
| Oct||1982||Tech Tip: Enriching Synthesiser Sounds||H. Duncan||77||Synth
|-
| Nov||1982||Tech Tip: Switched Volume Guitar||E. D. Pearson||85||Effect
|-
| Dec||1982||Tech Tip: Computer/Synth Keyboard Interface||Philip Jones||93||Synth
|-
| Jan||1983||Waveform Multiplier||David Ward-Hunt||71||Synth||||||||
|-
| Feb||1983||The ETI Organ||Richard Watts||19||Organ||||Part 1
|-
| Mar||1983||The ETI Organ||Richard Watts||36||Organ||||Part 2
|-
| Apr||1983||The ETI Organ||Richard Watts||56||Organ||||Part 3
|-
| May||1983||The ETI Organ||Richard Watts||67||Organ||||Part 4
|-
| May||1983||Tech Tip: Electronic Guitar||Quentin Rice||74||Effect
|-
| Jun||1983||Data Sheet: M108/M208||Not given||71||Data Sheet||||||||
|-
| Aug||1983||1/3 Octave Graphic Equaliser||David Tilbrook||18||Audio||||Part 1
|-
| Sep||1983||1/3 Octave Graphic Equaliser||David Tilbrook||41||Audio||||Part 2
|-
| Nov||1983||Mini Drum Synth||A. G. Atkins||36||Synth
|-
| Nov||1983||Tech Tip: Active Bass Tone Control||Ian Willats||57||Effect
|-
| Jan||1984||Chorus/Flanger Unit||Tim Orr||33||Effect||MN3207/3102||||||
|-
| Mar||1984||Tech Tip: Cheap Envelope Generator||Jeff Macanley||41||Synth
|-
| May||1984||Midi Drum Synth||Not given||62||Synth||||Not MIDI||||
|-
| Oct||1984||Simple Echo Unit||Phil Walker||18||Effect
|-
| Oct||1984||Tech Tip: A440 Tuning Reference||C. Robertson||48||Test Equipment
|-
| Dec||1984||Digital Delay Line||Ray Lowe||16||Effect||||Part 1
|-
| Jan||1985||Digital Delay Line||Ray Lowe||62||Effect||||Part 2
|-
| Feb||1985||Digital Delay Line||Ray Lowe||24||Effect||||Part 3
|-
| Feb||1985||Paragraph Equaliser||Barry Porter||31||Audio||||Part 1
|-
| Mar||1985||Voltage Controlled Digital Oscillator||Richard Thorp||16||Synth||CEM3340, DAC0800, 2716||Project 80||||
|-
| Mar||1985||Paragraph Equaliser||Barry Porter||49||Audio||||Part 2
|-
| Apr||1985||CCD Delay Line Effects Board||Phil Walker||57||Effect||TDA1022/1097
|-
| Jul||1985||Noise Gate||Ian Coughlan||38||Effect
|-
| Aug||1985||ETI Sorcerer String Synthesiser||Graeme Durant||36||Synth||||Part 1||||
|-
| Oct||1985||ETI Sorcerer String Synthesiser||Graeme Durant||32||Synth||CA3080, MN3010||Part 3||||
|-
| Nov||1985||The Rhythm Chip||Geoff Phillips||33||Synth
|-
| Nov||1985||Chorus Unit||Ian Coughlan||48||Effect||TDA1097||||||
||
|-
| Nov||1985||Cymbal Synth||D. Stone||58||Synth
|-
| Nov||1985||Digital Sound Sampler||Paul Chappell||63||Synth||||Part 1
|-
| Dec||1985||Specdrum Drum Sequencer||Digisound||41||Synth||||Uses a ZX Spectrum||||
|-
| Dec||1985||DI Compression Gate||Allan Bradford||46||Audio||||||||
|-
| Jan||1986||The ETI Activator||Allan Bradford||30||Audio
|-
| Jan||1986||Digital Sound Sampler||Paul Chappell||63||Synth||||Part 2 - Uses a ZX Spectrum
|-
| Feb||1986||Digital Sound Sampler||Paul Chappell||42||Synth||ZN448||Part 3
|-
| Mar||1986||Digital Sound Sampler||Paul Chappell||44||Synth||||Part 4
|-
| Jun||1986||MIDI To CV Convertor||R. A. Penfold||29||Synth
|-
| Jun||1986||Digital Sound Sampler||Paul Chappell||48||Synth||||Part 5
|-
| Jul||1986||Digital Sound Sampler||Paul Chappell||44||Synth||||Part 6
|-
| Oct||1986||Audio Analyser||R. A. Penfold||43||Audio||||||May87-57
|-
| Dec||1986||Bongo Box||Peter Davie||43||Synth
|-
| Dec||1986||Tech Tip: Simple Fuzz Unit||Lee Sage||58||Effect
|-
| Jan||1987||The MIDI Interface||Alan Robinson||17||Information
|-
| Jan||1987||The Better Flanger||Ian Coughlan||47||Effect||TDA1022||||Feb87-63, Mar87-55
|-
| Jan||1987||The ETI LEDScope||Tony Ellis||57||Test Equipment
|-
| Feb||1987||The MIDI Interface||Alan Robinson||31||Information
|-
| Apr||1987||BBC Micro MIDI Interface||John Yua||42||MIDI||||||Jun87-51, Jul87-51,
|-
| May||1987||MIDI Master Keyboard||John Yua||27||MIDI
|-
| May||1987||Metronome||Not given||44||Music
|-
| May||1987||Electronic Tuning Fork||Not given||44||Test Equipment
|-
| May||1987||Valve Distortion' Fuzz Box||Not given||46||Effect
|-
| Jun||1987||MIDI Master Keyboard||John Yua||33||MIDI||||||Jul87-51, Aug87-57,May88-53
|-
| Jul||1987||MIDI Master Keyboard||John Yua||40||MIDI
|-
| Aug||1987||MIDI Master Keyboard||John Yua||32||MIDI
|-
| Sep||1987||The Hybrid Music System||Malcolm Brown||24||Information
|-
| Oct||1987||Inside Hybrid's Music 5000||Chris Jordan||23||Information
|-
| Oct||1987||Hyper Fuzz||Charles Dancer||43||Effect
|-
| Dec||1987||Electronic Violet||Ronald Alpiar||41||Controller||||Part 1
|-
| Jan||1988||Music Circuit Potpourri||Bruno Hewitt||20||Synth
|-
| Jan||1988||Electronic Violet||Ronald Alpiar||63||Controller||||Part 2
|-
| Nov||1988||Tech Tips: Guitar Preshaper||I. Harvey||49||Effect
|-
| Nov||1988||Tech Tips: Envelope Generator||T. Allgood||51||Synth
|-
| Feb||1989||Compressor/limiter/Gate||Ian Harvey||26||Effect
|-
| Mar||1989||MIDI Programmer||Robert Penfold||31||MIDI
|-
| May||1989||Guitar Tuner||Laurie Barron||41||Test Equipment
|-
| Jun||1989||How to MIDI a Piano||John Brockhurst||26||MIDI||||||Nov89-60
|-
| Jul||1989||MIDI Patch Work||Robert Penfold||41||MIDI||||||Nov89-60
|-
| Oct||1989||MIDI Mapper||Robert Penfold||53||MIDI
|-
| Dec||1989||Pedal Power||Gordon Tomlinson||43||Effect
|-
| Dec||1989||Digital Noise Generator||Edward Barrow||50||Synth
|-
| Jun||1990||The Fecko Box||Keith Brindley||40||Effect||MN3004/3101||||Jul90-60
|-
| Aug||1990||SY77 Music Synthesis||Mike Barnes||39||Information||||Part 1
|-
| Sep||1990||SY77 Music Synthesis||Mike Barnes||37||Information||||Part 2
|-
| Nov||1990||Music Tech Tips||Robert Penfold||51||Synth
|-
| Jul||1991||The Foot-Tapper||Paul Stevenson||47||Effect
|-
| Mar||1992||MIDI Switch||G. Parris||16||MIDI
|-
| Apr||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||22||Audio||||Part 1
|-
| May||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||17||Audio||||Part 2
|-
| Jun||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||46||Audio||||Part 3
|-
| Jul||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||53||Audio||||Part 4
|-
| Aug||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||52||Audio||||Part 5
|-
| Aug||1992||MIDI Keyboard||Stephen Lenham||40||MIDI||E510
|-
| Sep||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||60||Audio||||Part 6
|-
| Oct||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||38||Audio||||Part 7
|-
| Nov||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||24||Audio||||Part 7b
|-
| Dec||1992||Auto-mate 20 Audio Mixing Desk||Mike Meecham||23||Audio||||Part 8
|-
| Jan||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||24||Audio||||Part 8b
|-
| Feb||1993||Sound to MIDI Processor||Ken Blackwell||34||MIDI
|-
| Mar||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||49||Audio||||Part 10a
|-
| Apr||1993||Auto-mate 20 Mixer PPM module||Mike Meecham||32||Audio||||Part 1
|-
| May||1993||Auto-mate 20 Mixer PPM module||Mike Meecham||36||Audio||||Part 2
|-
| May||1993||The Fuzztone||Daniel Coggins||16||Effect
|-
| June||1993||5-Band Graphic Equaliser||Andrew Armstrong||12||Audio
|-
| Jun||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||39||Audio||||Part 11
|-
| Jul||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||48||Audio||||Part 12
|-
| Aug||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||40||Audio||||Part 13
|-
| Sep||1993||MIDI Analyser||Tom Scarff||32||MIDI
|-
| Sep||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||39||Audio||||Part 14
|-
| Oct||1993||Auto-mate 20 Audio Mixing Desk||Mike Meecham||26||Audio||||Part 15
|-
| Nov||1993||MIDI Change Pedal||D. Sapwell||34||MIDI
|-
| Jun||1994||An Introduction to MIDI||Robert Penfold||54||Information
|-
| Jun||1994||A MIDI Bass Pedal||Tom Scarff||58||MIDI
|-
| Jul||1994||An Introduction to MIDI||Robert Penfold||62||Information||||Part 2
|-
| Aug||1994||An Introduction to MIDI||Robert Penfold||60||Information||||Part 3
|-
| Sep||1994||An Introduction to MIDI||Robert Penfold||62||Information||||Part 4
|-
| Oct||1994||Hall Effect Swell Pedal||Robert Penfold||30||Effect
|-
| Oct||1994||An Introduction to MIDI||Robert Penfold||62||Information||||Part 5
|-
| Nov||1994||Hall Effect Wah-Wah Pedal||Robert Penfold||58||Effect
|-
| Nov||1994||An Introduction to MIDI||Robert Penfold||64||Information||||Part 6
|-
| Dec||1994||The Parabender||Barry Porter||64||Audio||||Part 1
|-
| Jan||1995||Metal Effects Unit||Robert Penfold||46||Effect
|-
| Jan||1995||The Parabender||Barry Porter||50||Audio||||Part 2
|-
| Sep||1995||Fibre Optic MIDI Link||Robert Penfold||40||MIDI
|-
| Oct||1995||16 Channel MIDI Mixer||Tom Scarff||46||MIDI
|-
| Sep||1996||"Chopper" Tremolo||Robert Penfold||46||Effect
|-
| Apr||1997||MIDI Controlled Voice Harmoniser||Tom Scarff||28||Effect
|-
| Jan||1998||Infra-red Theramin||Robert Penfold||35||Synth
|-
| Feb||1998||MIDI Drum Pads||Tom Scarff||64||MIDI
|-
| Jun||1998||HT-8955 Digital Echo||Robert Penfold||19||Effect
|-
| Sep||1998||Tracking Filter Effects Unit||Robert Penfold||49||Effect
|-
| Sep||1998||A PC-controlled Sine Wave Generator||Mark Roberts||29||Synth
|-
| Nov||1998||Circuits for Music Lovers||James Scott||29||Effect
|}
Line 551:
{| class="wikitable"
! Month!!Year!!Article name!!Author!!PPNo!!Classification!!Key components!!Comments!!Corrections!!On Web
|-
| Sep||1976||Audio Phaser||Not Given||51||Effect||||ETI 447 PCB||||
|-
| Aug||1977||Sequencer||Not Given||77||Synth||||ETI 603 PCB||||
|}
| |||