Kellym
Joined: 10 Jan 2006
Posts: 1705
Location: Sun Lakes AZ
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 Posted: Fri Nov 30, 2012 12:23 pm Post subject: Using a Handheld radio to "Sniff" for RF leaks behind the p |
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Very possibly a poor shield connection on the antenna coax. Long time
ago I had similar problems, found my radio worked fine in another
aircraft, so looked hard and found a cold solder joint where shield had
been soldered on antenna coax at connection to radio.
On 11/30/2012 9:34 AM, Tim Andres wrote:
[quote] I think Hernador hit the nail on the head, but dont forget the ground
side of the circuit. You are probably looking for a bad crimp
somewhere. Get in there and start tugging on wires near crimped
connectors while monitoring the avionics.
Tim
Sent from my iPad
On Nov 30, 2012, at 8:03 AM, "Dick Wildman" <dick(at)minetfiber.com
<mailto:dick(at)minetfiber.com>> wrote:
> Hello;
> I had a very similar problem on an RV-6. After a lot of trouble
> shooting I was under the panel when a wire I was touching moved. It
> was the main feed to the buss that supplied the radios. It was snug
> tight but not really tight and could be moved. My transponder and
> Comm would shut down in flight. I tightened the connection and never
> had the radios power off again in flight again.
> Dick Wildman
>
> ---
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_________________
Kelly McMullen
A&P/IA, EAA Tech Counselor # 5286
KCHD |
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