[time-nuts] External clock for Analog to Digital Converter in GPS Rx front-end

John Miles jmiles at pop.net
Fri Mar 2 23:34:47 UTC 2007


Well, sure, but it also causes all kinds of secondary distortion effects
(such as potential clipping at the rails of whatever you're feeding the
signal into).  I don't think AM'ing the signal when you want PM is a good
idea, when it's so easy to apply PM by itself.

-- john, KE5FX

> John
>
> Since the sinewave has a finite slope at the zero crossing AM noise
> produces PM noise on the output of a comparator.
>
> Bruce
>





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