[sdiy] 4 Pole state-variable filters

[Ian Fritz]

Info on obtaining EN material is given at the EN website:

http://electronotes.netfirms.com/

   Ian


At 07:32 AM 2/13/2002, Theo wrote:
>Sounds interesting.
>Is there a place on the web where I could find  EN Special Issue F, page 47
>?
>
>Thanks,
>Theo