Grandmother oscillator pitch input calibrate

Mother-32, DFAM, Subharmonicon, Grandmother, Matriarch
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TinyVince
Posts: 3
Joined: Sat Jul 01, 2017 6:17 am

Grandmother oscillator pitch input calibrate

Post by TinyVince » Wed Mar 26, 2025 12:07 pm

Hallo

Exist a possibility to calibrate both patchpoint exactly to volt per octave ?
In my case bot osc run around 15 cents down from c3 to c4 as example.

Thanks for support

TinyVince
Posts: 3
Joined: Sat Jul 01, 2017 6:17 am

Re: Grandmother oscillator pitch input calibrate

Post by TinyVince » Thu Apr 10, 2025 2:03 pm

Do any users have the two PitchIns working properly in the V/Oct standard or does it have to be that way that this is not the case and cannot be recalibrated?

sdwillingham
Posts: 77
Joined: Wed Feb 16, 2022 1:42 pm

Re: Grandmother oscillator pitch input calibrate

Post by sdwillingham » Sat May 03, 2025 2:04 am

I’m sure there is no built-in calibration for this. You would need to alter the summing resistors in the circuit so that the external patch points were matched with the internal pitch CV path.

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