Morris Odell <morriso@...>
Or, if youI don't know what the situation is in the US but down here in Oz all the
little (Chinese made) transformers sold by the electronics parts houses
comply with a standard that specifies a 4 kV insulation rating. I have
used these for the CRT of a 543 and a 310A (admittedly a bit less less
than 3.3 kV) with no trouble at all.
It might be worth checking the transformers available these days in the