[sdiy] Seeking examples for Wed lecture

[Antti Huovilainen]

On Tue, 28 Feb 2006, Chris Manders wrote:

> In a similiar line (and sorry to hijack the thread)
> but if someone could point me in the direction of a
> schematic for a HIGH Pass Filter (MS-20 perhaps) that
> would be appreciated. I'd like to add a HPF to the

Inject the signal to the other side of the second stage capacitor 
(similarly how resonance is injected to first stage capacitor). Connect 
op-amp output directly to the capacitor to keep the impedance low.

Antti

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