New Stuff

Grant Richter grichter at execpc.com
Tue Sep 7 13:14:40 CEST 1999


Susan Ciani made that particular input famous by using it to
synthesize the Pepsi bubbles for commercials.

The "slow response" is relative. While the 2C3s take
5 milliseconds or so for a three decade step change,
the small signal response has better bandwidth.

----------
> From: jorgen.bergfors at idg.se
> To: Juergen.Haible at nbgm.siemens.de; synth-diy at mailhost.bpa.nl;
urekar.m at EUnet.yu
> Subject: RE: New Stuff
> Date: Tuesday, September 07, 1999 12:53 AM
> 
> >This is what I mean. Substituting opamps will most probably change the
> >bahaviour of the circuit.
> 
> I'm not an expert at circuit theory, so excuse me if this is a stupid
question:
> Wouldn't it be possible to omit the FETs in the Buchla BP VCF when you
use FET input opamps like the TL071?
> 
> Another question regarding this filter:
> There is an FM input that it AC coupled. This has a cutoff frequencu of
approx 7,2 Hz (47k, 470n). But with the slow response of the Vactrols, how
useful is this input?
> 
> /Jorgen



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