At 05:04 PM 7/19/99 -0700, Tim Ressel wrote: >Hal Chamberlin's book has you tune the VCO for 16.3525 Hz for a 0V input. This makes sense since 16.3525 Hz would be a C note if using the common "A 440" Hz tuning. Is there a MIDI standard? Perhaps 16.3525 Hz is "C zero"? -Chris M.