[Kenwood] TS-50 problem

Larry Szendrei ne1s at securespeed.us
Sat Aug 4 19:30:27 EDT 2018


Hi Chuck,

I don't know much about the TS-50, but I'd be surprised if it's capable 
of 200W peak output. Are you sure your power meter is accurate? I've 
seen some fail in ways such that they read high.

I'm a classic tube gear guy myself, and I know I've seen you on one or 
more of the lists that cater to that, to which we both belong.

73,
-Larry/NE1S

On 8/4/18 6:59 PM, chuck via Kenwood wrote:
> I have a TS-50 that I recently brought back on line and found that everything worked...….except the output power into a 50ohm dummy load was a whopping 200 watts.  I immediately stopped, went to SSB mode and whistled up 200watts.  A quick try in CW and AM produced the same results.
>   
> I had this rig repaired a few years back by Clif @ AVVID.  He put it in tip-top shape and I used it periodically afterward.  Fast forward to now (3+ years later) when I got it from the closet and found the above described problem.  It's been in a controlled environment and not subjected to humidity or high temperatures.
>
> I'm guessing an electrolytic has given up and the bias on the finals is in trouble.  But that's only a guess.  Anyone wish to comment?  I'm not equipped to service it unless there is something obvious that doesn't require precision work.  I'm one of the dinosaurs who is linked to BA gear where I still do my own repairs, etc.
>
> Thanks for the read.
>
> 73 de W4MIL
> Chuck
>   



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