[Elecraft] K1 test signal generator oscillator

[Bob McGraw K4TAX]

Perhaps the 5 MHz rock is a third overtone cut.   My experience, I've 
never been successful in getting a third overtone cut to oscillate on 
the fundamental frequency.

73
Bob, K4TAX


On 2/11/2016 9:38 AM, zabarnick . wrote:
> I recently built the small test oscillator circuit shown in the K1 manual.
> Using a 5 MHz crystal, my circuit built on a breadboard oscillates on the
> third overtone at 15 MHz, rather than the fundamental. Any suggestions as
> to why and how to modify the circuit to oscillate on the crystal's
> fundamental frequency?
>
> Steve N9SZ
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