I hope not - though it could explain a few things. Surely the radio needs to be in TECH mode. Tuning up an ATU would reset all the calibrations otherwise. My amplifier needs about 50W of drive and my transverter about 1mW.
Mike GW0ETF wrote: > > Been wondering just how the TX Gain calibration works. To quote from the > manual - > > "The gain constant is updated whenever the TUNE function is activated on a > given > band at one of three specific power levels: 5.0W, 50W, and 1.00 > milliwatt." > > So if I'm adjusting my external ATU by TUNE(ing) at say 5watts, will the > (LP)Tx gain constant be updated while feeding into an unspecified load. > The described procedure requires the use of a dummy load to set the gain > constant; if the load isn't 50 ohm resistive will the constant be set to > some anomalous figure which may not be updated when the atu eventually > presents (hopefully) 50R to the K3?? > > Just curious........ > > Stewart Rolfe, GW0ETF (K3 #145 with latest everything) > -- View this message in context: http://n2.nabble.com/K3---%27Unwanted%27-TX-Gain-calibrations--tp1111883p1112401.html Sent from the Elecraft mailing list archive at Nabble.com. _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
