[sdiy] Recommendations for Cleanest Multi VCA chip?

Neil Johnson nej22 at hermes.cam.ac.uk
Thu Jul 3 22:09:53 CEST 2003


>   Quad: SSM2164

Seconded.  Very nice part indeed.  Quite low parts count:

* supply decoupling (naturally)
* optional noise perfarmance-adjusting resistor (low noise or low THD)
* 560pF + 470R input network

Current in, current out, so may need input V-I resistor, and op-amp I-V
converter on the output (makes summing multiple VCAs very easy).

Neil
--
Neil Johnson :: Computer Laboratory :: University of Cambridge ::
http://www.njohnson.co.uk          http://www.cl.cam.ac.uk/~nej22
----  IEE Cambridge Branch: http://www.iee-cambridge.org.uk  ----



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