From: Phil & Debbie Salas
To: elecraft@mailman.qth.net
Sent: Saturday, March 17, 2012 6:18 AM
Subject: Re: [Elecraft] KPA500 hi swr error
Does it work OK at 100 watts? I had a similar problem several years ago with a
different amplifier. Everything worked well up to about 300-wa
Does it work OK at 100 watts? I had a similar problem several years ago with a
different amplifier. Everything worked well up to about 300-watts, then the
amp would trip out. Turned out to be a bad UHF elbow that arc'd at high power.
Phil - AD5X
Something in the antenna or feedline connec
Something in the antenna or feedline connection might be arcing.
73,
matt W6NIA
On Fri, 16 Mar 2012 18:41:06 -0500, you wrote:
>I put up a 40 meter vertical with elevated ground plane today. The swr
>is 1:1 at the bottom of the band (where I operate). For some reason,
>after sending a few char
I put up a 40 meter vertical with elevated ground plane today. The swr
is 1:1 at the bottom of the band (where I operate). For some reason,
after sending a few characters, the KPA 500 suddenly shows high swr and
faults. After resetting, the cycle begins again. I have an analog
swr/watt meter fo
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