[sdiy] square to sine

Ian Fritz ijfritz at comcast.net
Wed Oct 10 15:34:55 CEST 2012


At 11:13 PM 10/9/2012, David G Dixon wrote:
> > I've looked at V to F to a square, then integrating to a
> > triangle - but the amplitude of the triangle varies with frequency.
> > Sure, you could correct for that with an AGC, but then your
> > fast tracking is lost.
>
>No, because I'm going to use two 2164 expo converters: one for the V/F
>converter, and one for the integrator, both controlled by the same voltage
>(remember, 2164s pass bipolar current).

But if you have a fast, accurate integrator, why not use that directly for 
a Tri VCO core?

Ian 




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