[R-390] Antenna Relay???
Craig C. Heaton
wd8kdg at worldnet.att.net
Fri Dec 1 21:57:57 EST 2006
Rich,
First take it apart, inspect, then clean. My relay, I've had it apart, has
gold plated contacts. A small amount of DeOxit should do the job if nothing
is broken.
Going from memory here, Y2K is out in the shack, power from the selenium
rectifier is used to power the relay. When powered the antenna contacts are
grounded.
Only a small screw driver is needed to remove the covers, have fun.
Craig,
-----Original Message-----
From: r-390-bounces at mailman.qth.net
[mailto:r-390-bounces at mailman.qth.net]On Behalf Of rbaldwin14
Sent: Friday, December 01, 2006 2:32 PM
To: R-390 at mailman.qth.net
Subject: [R-390] Antenna Relay???
I have a dead R-390A, but when I connect the antenna directly to the antenna
lead removed from the antenna relay, the radio comes alive and works very
well.
So, my problem must be with the antenna relay. I am sure someone else has
experienced such a problem and can give me a little push in the right
direction.
Do I take it apart and clean it up or is it getting power that it's not
supposed to be getting from the break in circuit and shorting out the
antenna input?
Thanks
Rich Baldwin
KD6VK
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