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Vintage Synth Repair

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Re: Hi pitched squeal in Sh 2000

2011-11-30 by Scott Nordlund

>I'm having problems with an SH 2000 , it has this hi pitch squeal whenever I play a note.

>It's in pitch so it's not some random noise.

>It's still there when I turn of all presets ?

The sawtooth wave is made by mixing octave divided square waves. Maybe one of the higher octaves is coming through when it shouldn't.

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