RE: Matching Xtals for Filters

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From: rhilto - Robert Hilton (rhilto@acxiom.com)
Date: Wed May 28 1997 - 16:11:00 EDT


>
>Dana k6jq wrote >> However, if you wish to match crystals,
>then you can build two identical oscillators.... You can
>accurately detect a beat note below 1Hz

Sounds good in theory, but how do you build two "identical" oscillators?
 Won't the component tolerance affect the beat note? Using a single
oscillator and a counter takes the tolerances out of the equation.

Bob Hilton n5xi

So many fools, so few comets...
>


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