[Elecraft] KXPA100 no more output on 20m

Hello I have just discovered that I have a trouble with my KXPA100 on 20m, and only on this band. The set up is a KX3 connected to the KXPA100 using the internal ATU of the KXPA100 ; the fault occurs on the usual antenna (a 2x20 doublet + 450 ohms ladder line) or with a 50 ohms dummy load.

[Elecraft] KXPA100 connection to PC via RS232

Hello I have my new KXPA100 connected to the KX3 as described in the manual , via the adapter cable (page 13 of the manual) ; all is working fine and the KX3 communicates with the KXPA100. I have made already some qso's at 100 watts. but .. when I was using the KX3 barefoot, it was

[Elecraft] KX3 birdies and ther LED brightness command

hello With the antenna disconnected, I have noticed some very weak birdies on most of the bands, with a 15 khz separation; most of them are below the noise band level with a connected antenna; I made the test in a remote place in the deep vcountryside in souith west of france, with a KX3