One thing more. When SUB is off, S-meter does not react to RF gain although it works. With SUB on, S-meter reacts to RF gain as it should. Ignacy -- View this message in context: http://n2.nabble.com/Problems-with-S-meter-%28AGC-%29-in-K3-tp2138786p2138806.html Sent from the Elecraft mailing list archive at Nabble.com.