[Elecraft] K3 KAT500 'Err AT3'

[KD7YZ Bob]

Howdy K3' people:

I see the error message of "ERR AT3" on the screen of the K3.

I "thought" I followed the direction. And the KAT500 is working; the SWR
on bands doesn't seem odd to me, or much past 1.2 anyway.

So what is the cause of the message?




-- 
73
KD7YZ Bob