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Module Design and Modification Information |
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My designs are indicated with a superscript¹
Designs with modifications are indicated with a superscript²
DJB Custom Modules
DJB-001 CV Keyboard Interface module¹
DJB-002 Mixer, Spring Reverb, & A-440 Standard module¹
DJB-004 Mixer, Comparator, & Full Wave Rectifier module
DJB-005 Dual LED Voltage Monitor module¹
DJB-006 Power, Headphone, & Cable Test module¹
DJB-008 Dual Trigger Delays module¹
DJB-011 Ribbon Interface module¹
DJB-012 Tape Interface module¹
DJB-013 Dual Quantizer and Lag module¹ (replaced by Barton Dual Quantizer)
DJB-014 VCA and Power Amplifier Interface module²
DJB-019 LCD Oscilloscope module²
DJB-020 Tap Tempo LFO (PedalSync MV-55)²
DJB-021 Pan-Crossfade (J3RK PCB)²
4U 200 series format VCF and Clock²
4U 200 series format Oakley midiDAC²
DJB Programmable Modules
Four Channel ComputerVoltageSource¹
Ribbon Controller ComputerVoltageSource¹
PSIM and ComputerVoltageSource Analog/Digital Expansion module¹
I2C-TTS256-SpeakJet interface¹
Miscellaneous Modules and Designs
MOTM-890 µMixer and Frequency Mixer module²
PT2395 delay module² Reference info
Tektronix 760A Audio Stereo Monitor
Commercial Modules / PCBs / Instruments
These are some of the music instruments I've repaired or modified or own posted here for reference.
Analog Metropolis
AM4075 Filter²
Analogue Systems
RS-290
Sampler-Echo
Aries
Aries Modules
Barton Musical Circuits
Barton Dual Quantizer
Blacet Research
MiniWave
StonZ Phaser²
TimeMachine
Boops
208 Card12 Replacement
100 and 200 Series Format
I've worked on so many of these that it's a challenge to list them all here.
Check out my Buchla and 100/200 Series 4U modules
and M.E.M.S. Project 100/200 Series 4U modules
for a complete list of those modules.
5U
Pulser-Crossfader-Timbre
Generator² (Aaron Lanterman PCB)
5U Resonant Lopass Gate²
(Natural Rhythm Music PCB)
25S Analog Waveform
Generator (Roman Filippov PCB)
102 Stereo Locator (DIY
PCB)
111 Ring Modulator (Fluxmonkey
PCB)
132 Waveform Synthesizer
(M.E.M.S. PCB)
140 Timing Generator (DIY
PCB)
144 Dual Square Wave
Generator (DIY PCB)
155 Dual Integrator (M.E.M.S.
PCB)
158 Dual Sine-Sawtooth
Generator (Great Lakes Music PCB)
204 Quad Spatial
Director (Roman Filippov PCB)
205 Dual Matrix Mixer (Roman Filippov PCB)
207 Mixer/Preamp
(Roman Filippov PCB)
208 Stored Program
Sound Source i.e. Music Easel (Original 1973/1974 early
version)
208 Stored Program
Sound Source i.e. Music Easel (Roman Filippov V1 PCB)
208 Stored Program
Sound Source i.e. Music Easel (Roman Filippov V2 PCB)
208 Stored Program
Sound Source i.e. Music Easel (Roman Filippov V2.1 PCB)
208 Dual Envelope
Generator (Aaron Lanterman PCB)
208
Card 12 Replacement (Boops PCB)
208
PerfBOB (Portabellabz PCB)
208
VCS3 Card (Portabellabz PCB)
211 Power Supply
(Roman Filippov)
212 Dodeca (Roman Filippov
PCB and SAModular PCB)
216 Touch Controlled
Voltage Source (Roman Filippov PCB)
218 Touch Activated
Voltage Source (Roman Filippov PCB)
221 Kinesthetic Input
Port (vintage)
227 System Interface (Roman Filippov
PCB)
230 Triple Envelope
Follower (Roman Filippov PCB)
230 Triple Envelope
Follower (M.E.M.S. PCB)
232 Frequency Detector
(vintage, and M.E.M.S. PCB New
242 Programmable Pulser
(M.E.M.S. PCB)
244 CV Toolbox
(Roman Filippov PCB)
245 Sequential
Voltage Source (Roman Filippov PCB)
246 Sequential
Voltage Source (Roman Filippov PCB)
248 Multiple
Arbitrary Functiion Generator (Roman Filippov PCB)
248 V2 Hardware and
Software Modifications
256 Dual Control
Voltage Processor (Roman Filippov PCB)
257 Control Voltage
Processor (Roman Filippov
PCB)
258 Dual Oscillator
(Roman Filippov PCB)
258C Dual Oscillator (M.E.M.S.
PCB)
259 Complex Wave
Generator² (Roman Filippov PCB)
259 Complex
Wave Generator (M.E.M.S. PCB)
259C
Complex Wave Generator (Vedic Scapes)
264 Quad
Sample & Hold (M.E.M.S. PCB)
265
Source Of Uncertainty (Roman Filippov PCB)
266 Source Of
Uncertainty² (Roman Filippov PCB)
266 Source Of
Uncertainty² (5U format Roman Filippov PCB)
275 Dual
Equalizer/Reverb (Roman Filippov PCB)
275 Dual Equalizer/Reverb
(M.E.M.S. PCB)
277 Signal Delay
Unit (Roman Filippov PCB)
277 Signal Delay Unit
(M.E.M.S. PCB)
277 BLM 277 Signal
Delay Unit (Blomman PCB)
281 Quad Function
Generator (Roman Filippov PCB)
284 Quad Voltage
Controlled Envelope Generator (Roman Filippov PCB)
285 Frequency Shifter
(1977 vintage 1977)
285
Frequency Shifter (Roman Filippov Spin FV-1 PCB)
285 Frequency
Shifter (Roman Filippov V2 PCB
285 Frequency Shifter (M.E.M.S.
PCB)
288 Time Domain Processor
(Verbos & Associates)
289 Dual Defect
Processor (Roman Filippov PCB)
291 Dual Voltage
Controlled Filter (Roman Filippov PCB)
291 Dual Voltage Controlled Filter
(M.E.M.S. PCB)
292B Quad Low Pass Gate
(M.E.M.S. PCB)
292C Quad Low Pass
Gate (Roman Filippov PCB)
294 Four
Channel Comb Filter (Roman Filippov PCB)
296
Programmable Spectral Processor (Roman Filippov PCB)
296 Programmable Spectral
Processor (M.E.M.S. PCB)
402 Quad Dual LFO
(unknown origin)
24 dB VCF and Clock
(MFOS and DIY PCB)
Blacet Time Machine
(Vedic Scapes)
RS Kobol Dual VCO
(France origin)
Syntron Syrinx Filter Set Model 323
Toppobrillo
Mini-Bus and Xtndr
Quad Low
Frequency Modulator (Vedic Scapes)
CatGirl Synth
Bi-N-Tic Filter²
Steiner VCF²
Electronic Dream Plant
WASP Synthesizer
Flight Of Harmony
Plague
Bearer
Fonitronik
mh21 Triple Resonator
Grant Richter
Wogglebug² ( Jan Czmok PCB)
Ian Fritz
DoubleDeka
VCO² (Bridechamber PCB)
Teezer Thru-Zero FM VCO²
(Bridechamber PCB)
Threeler 3rd
Order VCF² (Bridechamber PCB)
Chaotica
(SynthCube PCB)
Jürgen Haible
Frequency Shifter²
Living VCOs²
Polymoog® Resonator²
Scanner Chorus/Vibrato
Variable
Slope Filter/Phaser²
"Solina"
Triple Chorus
Rob Hordijk
Benjolin²
Milton
Milton Sequencer module
Moog
Moog Modular
Moog Modular
Reissue New
Micromoog
Sonic Six
Source
Moon Modular
M569 Quad Sequential
Voltage Source
Muffwiggler/Rob Hordijk
5U Benjolin Module
Neil Johnson
3 Pole State Variable Filter
Voltage Controlled LFO Filter²
Oakley Sound Systems
OMS-410 VCF Companion
OMS-820 Lag Companion
Envelope Follower and Gate
Equinoxe²
MultiMix²
Wavefolder
Oberheim
Synthesizer Expansion
Module (SEM)
Mini-Sequencer (MU
repackage)
PAiA
2720/R Synthesizer
4700 Synthesizer Modules
Papareil Labs
Quantix-8²
Portabellabz
perfBOB 208 Card
VCS3 208 Card
Roland
140 Dual ADSR
/ LFO
CSQ-100 Computer
Controlled Sequencer New
Sequential Circuits Inc
Model 700 Programmer
Model 800 Sequencer
Serge
Three box Serge Modular
Serge System
Frac-format Wilson
Analog Delay
Synthesizers.com
Dotcom modules
SynthModules.com
PSIM²
Synthesis Technology
E340 Cloud Generator DIY
E350 Morphing Terrarium DIY
E560 Deflector Shield DIY
E580 Sampling Mini-Delay DIY
E950 Circuit Bent VCO
MOTM modules²
Synton
Synton 3000 Series Modules
Thomas Henry
Mega Percussive Synthesizer
(Electro-Music PCB
TH-101 “Sheboygan” 566-based
VCO² (Magic Smoke Electronics PCB)
TH-201 "Mankato" VCF / VCO (Magic Smoke Electronics
PCB)
TH-301
"Cucamonga" VC-LFO² (Magic Smoke Electronics PCB)
SN-Voice
(Personal PCB)
Maximus VCO
(Personal PCB)
Vladimir Kuzmin
Polivoks
VCF²
YuSynth.net
Fixed Filter Bank²
Mini-Moog VCF