Have you checked for any damage to the circuit board traces? If enough power was applied to "fry" those resistors despite D1 & D2 being in the circuit, maybe some of the traces were damaged as well. I would think it would be visually obvious, but maybe not.
73 -- Joe KB8AP On Jan 28, 2009, at 8:19 AM, Pete Smith wrote: > I have an XG-1 Receiver Test Oscillator which I must have accidentally > zapped with RF somehow (I don't know when) because the output > resistors > R6-8 were fried. I replaced them, as well as R4 and R5, C4 and the > transistor. The slide switch in the output tests ok. > > When I turn the XG-1 on, I can very faintly hear its signal, so it > appears > that the oscillator is working, but the output level is nowhere near > what > it should be. Voltage at the top of C3 is 1.23 volts. Anyone have any > ideas where else I could look? Elecraft tech support was helpful but > ultimately gave up. _______________________________________________ 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
