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Analog Spec - Modular Mini Synth Design - DIY



See also: Modular Synthesizer - Analog Spec (TM)



The Layout is as follows (columns from left to right) ...


(1) Power and midi in, Trigger out (from midi signal) ... the trigger is pre-wired to the ADSR trigger inputs.

(2) ASF 20: External audio into filter (top) , filter audio output (bottom) ... output pre-wired to VCA input.

(3) ASG 20: Audio into VCA (top) , VCA audio-out (bottom) ... VCA directly controlled via ADSR-1

(4) ASF 20: Knobby Bank for filter, LFO, noise etc. ... and +/- CV input (amount) control knobs.

(5) ASF 20: Control voltage (CV) inputs (frequency, resonance, LFO pitch, noise spectrum)





Mini-Synth-left
© 2023



(6) ASG 20: Control voltage outputs (0-10V) ADSR, ADD, ADD, AD ... pre-wired to corresponding CV inputs of filter.

(7) ASG 20: Knobby Bank for ADSR, ADD, ADD, AD.

(8) ASG 20: CV control voltage inputs ( release time, stretch -/+, sustain duration, curve exp/lin/~exp)

(9) ASG 20: Trigger inputs with trigger LEDs (blue) ... trigger 1 (all) is pre-wired to trigger input 2, 3 and 4





Mini-Synth-right
© 2023



Mini-Synth
Filter ASF-20 and envelope generator ASG-20 ©



portraits
Simple modular frame - Cheap and easy DIY ©



Mini-Synth-front
Filter ASF-20 and envelope generator ASG-20 on a 3U panel ©