[1000mp] Quadra Amp
Pete Smith
n4zr at contesting.com
Mon Jul 19 10:20:20 EDT 2004
At 09:52 AM 7/19/2004, Mark Tetrault wrote:
>So it woul appear to be either the antennaor the lead. The lead is new
>coax and is NOT shorted, pinched or looped. Goes across the shack, out a
>small hole in the window frame, off the roof to the ground, over the
>ground to the twin lead connection.
I would try putting the dummy load out at the end of the coax, to verify
that it's not breakdown in the coax or (more likely) in one of the
connectors. I have had a number of episodes where feedlines were fine at
~100 watts but would go flooey (technically speaking) at 12-1300 watts. In
each case it turned out to be a connector (water infiltration or lousy
soldering).
73, Pete N4ZR
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