[sdiy] SSM2044 Filter schematic??
john mahoney
jmahoney at gate.net
Thu May 20 20:56:02 CEST 2004
I had asked this in October, 2003, and there isn't much out there besides
the one on the SSM datasheet. Except...
There's a schemo in Barry Klein's book "Electronic Music Circuits." You can
still buy reprints through Barry's website. It is pretty similar to the one
on the datasheet. Both circuits use a TL082 and specify a Tellabs Q81C
tempco, for example.
I assume that the Tellabs Q81C is no longer available, and I'm not sure what
to substitute for it, as it's a 1K device. The tempcos I see these days are
2K devices. Hmmm...
The Mono/Poly has a 2044-based filter, so download the service manual from
the Zen Mono/Poly site:
http://mohodisco.com/monopoly/manuals.html (thanks to Bruce White and Mark
Pulver!)
--
john
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