Rick, If the problem persists with the tuner in bypass state, the most likely area to look is the wattmeter section of the tuner.
73, Don W3FPR > -----Original Message----- > > Thanks Don - I will do that. I am using the K1 without the tuner now, to > see what happens for a while. Another list member reminded me to > change the > power meter jumper on the RF board. That took care of the power > request and > display problems. Now to find the 20 and 15 M power out problem. I am > having trouble with the problem being in the tuner as I don't see any band > specific circuitry there. I had assumed the problem would have > to be in the > high freq. half of the filter board. Being intermittent greatly increases > the difficulty in troubleshooting. Banging the K1 on the table has no > effect. Neither does course language. > 73 > Rick > K7MW > ----- Original Message ----- > From: "Don Wilhelm" <[EMAIL PROTECTED]> > To: "Rick Dettinger" <[EMAIL PROTECTED]>; <elecraft@mailman.qth.net> > Sent: Sunday, April 23, 2006 5:21 PM > Subject: RE: [Elecraft] Need help for sick K1 > > > > Rick, > > > > Look carefully, then look again and again for the bad solder > connection in > > the K1 tuner. > > > > 73, > > Don W3FPR > > > > > -----Original Message----- > > > > > > When I built my (second) K1-4 last year, it worked fine in all > > > respects, with output as expected. Couple months ago it turned > > > into a K1-2. I got full power on 40 and 30 M but less than 1/2 W > > > on 20 and 15 M. I took it apart and measured RF voltages on 20 > > > M. They were low at all points. I put it together without the > > > tuner. It worked on all bands. A K1-4 again. I put tuner back > > > and it still worked fine. I used it without problem until today. > > > Bact to a K1-2 again. 20 and 15 M had less than 1/2 W. I took > > > it apart and removed tuner again. Big change. Now I get too > > > much power on all bands. 10 W on 40 M to 5 W on 15 M. I have > > > never got more than 7 W on any band. I turned power down to 0.1 > > > W and still got high power on all bands. Also, the RF indicator > > > on the K1 dosn't work. No bars light. Looks like I have a power > > > control problem. Like no control. Any ideas? Supply > voltage was 12.7 > V. > > > 73 > > > Rick > > > K7MW > _______________________________________________ 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
