On Oct 2, 2014, at 12:52 AM, paulb <[email protected]> wrote: > Hi folks > > thanks to historic user postings regarding the KPA100 amp > loosing power control > > D17 shorted. > > Havn't got spares on hand so replaced D16 and D17 with > stock 1N4148 which have a higher forward turn on voltage. > > Output checks seem ok and RF indication on the K2 looks > normal.
I’ve had these diodes fail twice on my in my K2/100, so I’ve replaced them with machine-pin socket pins, so I don’t have to unsolder anything to replace them. I wrote it up on my blog, here: http://boringhamradiopart.blogspot.com/2014/04/fixing-k2100-again.html Bill Coleman, AA4LR, PP-ASEL Mail: [email protected] Web: http://boringhamradiopart.blogspot.com Quote: "Not within a thousand years will man ever fly!" -- Wilbur Wright, 1901 ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
