[sdiy] 2164 4P LPF perfected

Tom Wiltshire tom at electricdruid.net
Mon Oct 25 11:47:52 CEST 2010

On 24 Oct 2010, at 23:31, David G. Dixon wrote:

> Well, you might be right, but I notice that people use the word "quadrature"
> even when only two waves are being generated. 

This case is what people call "biphase" surely? E.g. With both in-phase and out-of-phase outputs.


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