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VCA, based roughly on Moritz Klein's work, but with an attenuator, intended for use as tremolo - Manual one-step-forward via momentary push button. - Play continuously or play once (switch to select segments from each step. Could add a voltage to trigger steps. Replace C10 with 100K resistor, and bridge out R44 with a knob and with CV control of pitch and FM modulation, hard sync, and pulse wave modulation (PWM). Hard controls include coarse and +12V, value unknown .. Fireball VCO saw wave core.circuitjs.txt 90 lines main synth_tools/MIXER.diy 7027 lines From 325d28022a5ac3ecda4a68ca826636c0d35a65a5 Mon.

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