Andrew, Did you replace the 2 1N5711 diodes in the wattmeter section? Those are the most likely components to be zapped with a surge. and if the wattmeter does not properly indicate forward power, the K2 will attempt to transmit at full power no matter where you set the power control.
73, Don w3FPR > -----Original Message----- > > I'm trying to get the Auto ATU going again after static zapp (at > least that's what I suspect happened). I've replaced the ATU PIC > and once again it checks out with the tests on p13 of the manual. > I've also successfully set C55 to give an indication of 000. > > When I go on to attempt the power calibration, I run into > problems. I set the power control for 5 watts but when I hit > TUNE I see 10 to 12 watts on the power meter (external with 50 > ohm dummy load) for one or two seconds, then the power is cut off. > > All suggestions gratefully received! > > Yours > > Andrew, G4HVC > _______________________________________________ Elecraft mailing list Post to: [email protected] 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
