Soundtronics MFOS Soundlab MIDI Ultimate with Arturia Keystep in Wooden Case

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Published on Jul 6, 2019 Torsten Spiller

"A very first demonstration of the Soundtronics Midi Ultimate which is based on the MFOS Soundlab Ultimate. I made a special version of my DCASE that the Midi Ultimates fits in."

via this auction

"The MIDI Ultimate project is a fully-featured analogue synth with a performance comparable to many commercially available instruments. The MIDI Ultimate is an evolution of the musicfromouterspace.com (MFOS) Sound Lab Ultimate design by the late Ray Wilson who is credited for much of the design which has been reproduced with kind permission of Synthcube.com in the US.

Synth Features
Three Musically Accurate Voltage Controller Oscillators (VCOs) with sawtooth and variable width pulse wave forms, pulse width modulation, hard-sync, log CV inputs.
Voltage Controlled Low Pass Filter (VCF) 12db/Oct doubles as a sine wave oscillator
Voltage Controlled Amplifier (VCA)with log response
White Noise Generator
Active 8 Channel Mixer for all VCO waveforms, noise and external input
Two Attack, Decay, Sustain & Release Envelope Generators (ADSR)
Two Low Frequency Oscillators (LFO) with square, ramp, triangle and sawtooth waveforms
Repeat Gate Generator that can also double as another square wave LFO)
Sample & Hold (S&H) with variable sample rate and glide
Toggle Switch Patching with potentiometer mixing
Echo Effect Sound Processor
MIDI to CV Interface with 1-16 channel selector switch, responds to all 128 MIDI note keys
Headphones and Line output
Integral +/- 12Vdc Power supply Regulator (needs external 12Vac 500mA plug top adaptor)
DIY Construction with through hole components
Single board design with PCB mounted pots and switches eliminates panel wiring"