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Hi Hat pitch too high

Posted: Aug 9th, '16, 08:50
by KODEK
Hey!

Just finished my NAVA build, everything works great except that pitch of the hi-hats is way too high.
Any advice on how to fix that?

Thanks.

Re: Hi Hat pitch too high

Posted: Aug 9th, '16, 11:39
by Acid303
R492 is responsible for the pitch of the hats, maybe check that resistor first. It is a 12k resistor...

Check these mods...at the bottom is a tunable hihat mod...

http://www.colinfraser.com/tr909/909mods/909mods.htm

Re: Hi Hat pitch too high

Posted: Aug 9th, '16, 12:30
by Phil.Holmberg
I had this problem and it turned out to be that for IC72 I'd used a 4011BE instead of a 4011UBE