[Amps] Step-Starts

[Jim Forsyth]

>> Lastly, when switching the output of the transformer from 2.5KV to 4KV,
>> well after stepping, (going from "CW" to "SSB"), the xfmr still makes
>> an
>> audible thump. Is there any protection needed at that point?

>Probably not.  The high-hurdle is starting from zero V.

When switching from 2.5kV to 4kV the capacitors once again look like a dead 
short so now you are applying 1.5kV to a short as compared to the original 
2.5kV to a short. Not a huge difference in the two cases.

Jim, AF6O