[Drake] TR4C crystal ID

Bry Carling bcarling at cfl.rr.com
Sat Jun 19 18:01:22 EDT 2010


If anyone needs one I have the crystals for the 28.0 to 28.05 Mcs segment 
available
for sale. Those are the 42.5 Mc. crystals.

73 - Brian, AF4K

On 16 Jun 2010 at 18:56, Dick KF4NS wrote:

>   For 80m and 20m, the VFO signal bypass the premixer. For 40m, 15m,
> and
> 10m, the VFO and the crystal osc hetrodyne in the premixer. 
>   40m uses a 21.5 mHz xtal, 15m uses a 35.5 Mhz xtal, and the 10m
> bands
> use 42.5, 43.0, and 43.6 MHz xtals. I'd have to open mine up (which
> I
> can't do right now) to tell their location in the xtal holder. (BTW,
> this
> is described in the theory of operation section of the manual if you
> need
> it for further reference).
> 
>   Bill




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