HW- 101

Kenneth G. Gordon kgordon at MOSCOW.COM
Wed Nov 16 01:01:20 EST 2005


> The ground on the RCA  jack may be "open" or wired wrong.  The RCA jack 
> ground pin should be grounded with a wire to the chassis. With no ground 
> wire, corrosion over time can cause problems.
> 
> Run a resistance check between the outside shell of the RCA jack,  the 
> chassis, and the ground on the coax that goes to the TX/RX relay.
> 
> A signal generator would allow you to find this problem quickly.

If the RCA jack is one of those phenolic-insulated ones, I have 
experienced at least one in which the phenolic had absorbed something 
that made it a really good conductor.

Has he swapped jacks?

Ken W7EKB

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