Thanks to all who gave me ideas on this project/problem.
The problem was being caused by Solid State Relays that
were in the line between the powersupply and the wall
outlet. The fault happened so quickly that it was
difficult to measure.
73
Lynn
>
> I have almost completed a nice 5000 v 2amp supply using a large
> Wilcox transformer with a capacitive filter. 50uf at 7kv.
>
> I found out after construction that the Wilcox transformer requires
> a choke input. The circuit breaker trips (25amp) when sending a
> cw signal from the radio (occassionaly). I believe the output
> impedence
> of the power supply is too low, thus causing excessive current . It
> appears this happens when the ac cycle is at its peak.
>
>
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