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Old 26th Jan 2018, 6:34 pm   #9
Radio Wrangler
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Join Date: Mar 2012
Location: Fife, Scotland, UK.
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Default Re: Compensating for VFO drift

Differential capacitors can also be hard to find.

If you look in any post-1995 ARRL handbook, in the oscillators chapter, there's my easy-to--adjust thermistor/varactor trick circuit

David
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