[Elecraft] KXPA100 70 to 80w out Max with KX3 drive at 15W??? Fixed!

Kyle Krieg kylekrieg at gmail.com
Wed Oct 19 21:13:15 EDT 2022


I fixed my issue.  Here was what I did so others who might have
this problem can see the solution.

First, I was 1 firmware revision behind on my KX3, so I updated that.  Then
I reset my KXPA100 to factory default settings with the KXPA100 software
utility.  I noticed I still wasn't getting full 100W output, but it was
close on some bands.  Maybe 86 to 92W based on the band.

I then performed a P out Calibration with the KX3 and KPA100 connected.
The instructions are located here :

https://ftp.elecraft.com/KX3/Mod%20Notes%20Alerts/KXPA100+KX3%20Power%20Cal%20rev%20A.pdf

Now the amp puts out full power.

Thanks to everybody who tried to help along the way.

Kyle


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