Re: Crystal Spotter Kits update


how long have you had that battery Johnny :)


On Sun, Jan 24, 2021 at 9:21 PM Johnny AC0BQ <jomatlock@...> wrote:
Ge William
It’s a little test jig that makes the crystal oscillate so you can hear it in your BJ receiver.
It helps you get zero beat.
Johnny ACØBQ 

On Sun, Jan 24, 2021 at 9:17 PM William Fogel <wefogel@...> wrote:

Being one of the newest builders of a BJ, I will ask the question.  What is a  Crystal Spotter?

Check out the 4SQRP website at

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