[sdiy] Phase correctors

[Antti Huovilainen]

On Fri, 18 Jul 2008, cheater cheater wrote:

> By phase correctors I mean the things usually put in EQs that correct
> the filters' phase response. Basically, the phase correctors have a
> flat frequency response, and the phase shift rises (or falls) as
> frequency rises (or falls).

They are "simple" all-pass filters. Quotes since it's probably not trivial 
to match the phase response trivially in analog. Anyway, control is the 
hard part, not producing varying phase shift.

Antti

"No boom today. Boom tomorrow. There's always a boom tomorrow"
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