[sdiy] Voltage + Frequency calibration in common modular systems
patchell at cox.net
Mon May 7 15:11:52 CEST 2007
Chris K wrote:
> Hi, right now I'm looking to calibrate a CEM3340 I'm working with on
> breadboards but I'm wondering how others have their oscillators
> callibrated as far as reference frequency to say 1v.
> I'm calibrating it to a 1v/oct setup but I'm curious about a common
> reference frequency.
> What reference frequency do Moog / MOTM / Synthesizers.com / Blacet /
> Doepfer use, say without any input voltage offset / input signal
> Also what about audio signal voltage levels vs cv voltage levels in
> these systems? I've read that +/-10V control, and +/-5V are a standard
> in Musical Applications of Microprocessors, but I'm wondering how
> people actually have their system set up.
> Thanks for the help. I'm down to make a reference grid / web page with
> the info if there isn't one around already, maby help some other
> people out.
> - ck
> Synth-diy mailing list
> Synth-diy at synth-diy.org
I calibrate my oscillators so that 0 volts = C0 (or, to answer your
question...1 volt = C1).....
This is just my personal preference.
More information about the Synth-diy