Dave: Ouch. Sorry to hear that. Sounds like WZ1M's offer to rewind might be attractive, unless you can find another 500 xfmr somewhere (good luck!). That's a great rig so it's worth the investment.
Now, to find out why it went bad in the first place... Best of luck. Gary W3AM Dave Aabye wrote: > > Hello Gary, > > Thanks for the suggestion, which I believe has proven to be conclusive. > > I hooked my Variac to the primary and slowly increased the secondary voltage. > The caps were disconnect from the rectifiers, so the transformer was "all by > itself". At about 700 volts, the voltage started to jump just a bit. At > maybe 750 v, the secondary emitted a puff of smoke with an accompanying hiss. > > I think it is clear that the transformer is shot. Time to call Peter Dahl! > > Again, thanks for your input. > > 73 de Dave
