> In another conversation the subject of water hose length came up. For
> those using anode water cooling how long a piece of tubing do you use
> for safety and isolation between the plate and ground, or where leaving
> the enclosure? It's been over 20 years since I worked with this stuff
> and "as I recall" we used between 15 and 20 feet of coiled hose from the
> anode running 6 kV DC. IIRC it wasn't a lot more even in the big RF
> generators. I don't think we ran over 8 or 10 kV DC on anything.
I operated a transmitter long ago that had a pair of 1.5" loops of "saran"
tubing to the plates
of dual tetrode tubes operating at 3 kV with no problems. I think the material
is more important
than than the length.
--
Ron KA4INM - Of what you see in books, believe 75%. Of newspapers,
believe 50%.
And of TV news, believe 25% --
make that 5% if the anchorman wears a blazer.
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