[Amps] Instant-On

[Vic Rosenthal]

R. Measures wrote:
> 
>> I can't prove it, but I'm sure I pushed a 3-500Z over the edge by 
>> hitting it
>> with full drive just as the soft-start relay pulled in.  After that I 
>> always
>> waited at least a few seconds after the click.
> 
> 
> What sort of damage occurred to the 3-500Z, Vic?

More drive was required for a given amount of output, and the maximum output 
that could be achieved was reduced by about 150 watts.  After a week or so I 
replaced the tube, and behavior was normal again.

-- 
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco