[sdiy] r/c phase shift on face (esoterica could save the pie)

[Chris K]

I don't know how much this will help, since its R/C based, but theres a 
good circuit and information on page 78 in "The Art of Electronics" that 
covers a variable phase 0 to 180deg.

- ck


Anthony Bisset wrote:

>constantly humbled i am (not that i thought i knew anything)
>i now understand how a r/c filter works... hahahaha
>
>okay, but that'll only get me a phase shift amt that varies with
>frequency which is way to complex for constructing an audio terrain
>without dsp or autism.  so, back to coils and other such tricks.
>
>so my question is narrowed.  how can we throw the phase of a
>signal 90 degrees without it changing based on the a/c's frequency?
>
>-glasnost
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