Re: [AMRadio] Crystal Grinding

[Todd Bigelow - PS]

Geoff Edmonson wrote:

> Interesting information
>
> http://www.subdevo.com/n4jvp/crystal%20grinding.htm

Thanks, Geoff - I've talked with a few old timers but never attempted
this. Nice to see others still do!

Boomer,  KA1KAQ