[Boatanchors] Crystals and Coax

[Greg Mijal]

Howza about a good old fashioned cathode follower stage added to the 
external box?
The older ARRL handbooks have examples of the circuit.
73's
Greg
WA7LYO
Kinston NC
----- Original Message ----- 
From: "Keith Densmore" <densmore at kaponline.com>
To: <Boatanchors at mailman.qth.net>
Sent: Sunday, October 24, 2010 1:53 PM
Subject: [Boatanchors] Crystals and Coax


> Greetings to all,
> I've been off list for awhile, its good to be back!
>
> I have built up an external crystal pak to extend shortwave frequency
> coverage to my beloved Drake-2B.
>
> But (there is always a but), using coax, even the thin stuff kills the
> crystal signal to the Drake's oscillator. In other words, if crystal X is
> plugged into a crystal socket in the Drake, no problem. But using the
> crystal outside the receiver, even with less than a foot of coax seems to
> kill its output.
>
> Anyone know a solution?  special coax? Some kind of coil to tune out the
> reactance in the coax?
>
> Any ideas?
> Thanks all, 73,
> Keith, ve3ts
>
>
>
>
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