[Drake] TR-4 Relay Problem
Garey Barrell
k4oah at mindspring.com
Tue Oct 24 21:17:45 EDT 2006
Chuck -
What is the s/n of the transceiver? Does it have the socket for the
underchassis relay, or the one wired into the final cage and through the
chassis?
73, Garey - K4OAH
Atlanta
Drake 2-B, 4-B & C-Line Service CDs
<www.k4oah.com>
Chuck Kembring wrote:
> Hello.....
> I have taken on a project for a 90 year old (still active) ham and I am in
> need of some help and a part.
> I was given a TR4 in very dirty condition that does not work. After some
> cleaning (outside the house!) I see first off that the T/R relay has been
> removed and is missing. After looking at the circuit, I see that it is the
> plate load of the VOX tube and is connected to the +250 VDC bus. I imagine
> this device is 2500 Ohms or better.
> I'm hoping that someone will have part information on this relay, a
> possible modern replacement, or perhaps one lying around in the junk box
> which may be available to me to get this repair moving...
> Thanks in advance for any / all help,
> 73,
> Chuck Kembring WB3LGG
> Cochranville, Pa
>
>
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