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Re: 600kV voltmeter

Original poster: "Dr. Resonance" <resonance@xxxxxxxxxx>

We use a sphere VDGRF terminal. You could also use a 8-12 inch smooth plumbing float (Roberts Mfg. Co. on the web).

My chart is in WI and I don't have access to it.

Dr. Resonance

> How is this chart listed. I have the 49th edition and can't find the chart > :o(( > > Also could you describe a 7-12 inch ground termianl? Is this like a flat > plate of these dimensions that has its normal pointing to the toroid? > > Gerry R. > > > > >This spark length is measured from the toroid to a 7-12 inch ground > >terminal. It may then be compared > > >with the peak DC potential charts in the Handbook of Chemistry & Physics. > >Use the standard impulse > > >generator chart for best accuracy. > > > > >