[sdiy] Email change

[The Peasant]

Sorry for the multiple messages, but my email address is now 
ecircuit at telus.net. Please update your address books.

Thank you!

Take care,
Doug
______________________
The Electronic Peasant

www.electronicpeasant.com


Quoting David Cornutt <cornutt at hiwaay.net>:

> OK, I'm sitting here looking at my parametric EQ (an old but still
> serviceable Furman), and the thought occurs to me:
> 
> Is there any such thing as a voltage-controlled bandpass filter in which
> all three parameters of the filter -- center frequency, bandwidth, and
> boost/cut -- are independently voltage-controlled?  Any thoughts on
> how to build such a beast?  I'm afraid this goes way beyond the little
> bit of filter theory I know.
> 
>