KPA3 failure?

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KPA3 failure?

Pete Smith N4ZR
My K3/100 #4275 has suddenly stopped making 100 watts, and is now making
10-20 on 160-20 meters, and 45-50 on 17-10 meters , even though the
power control says it should be making 99 watts.  On the way to its
current state, it cycled once through reduced power and back to full
power after a band change, so I suspect something was in the process of
failing.  Any ideas where to start troubleshooting, or is this something
that warrants a trip back to the mother ship?

--

73, Pete N4ZR
Check out the Reverse Beacon Network at
http://reversebeacon.net,
blog at reversebeacon.blogspot.com.
For spots, please go to your favorite
ARC V6 or VE7CC DX cluster node.

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