ORIGINAL MESSAGE (may be snipped): On Tue, 16 Apr 2013 22:03:57 -0600, you wrote: >That's going to be quite a resistor, inasmuch as 4KV across a 30 ohm >resistor amounts to a half million watts of dissipation! REPLY: I suspect he's referring to the insulation rating of the resistor. Bill, W6WRT