This Field Line Applet is cheaper than buying more VDGs.
http://www.cco.caltech.edu/~phys1/java/phys1/EField/EField.html > > [Original Message] > From: Frederick Sparber <[EMAIL PROTECTED]> > To: <[email protected]> > Date: 1/30/2007 4:51:38 AM > Subject: Re: [Vo]: Re: Re Van de Graaf Antics > > Harry Veeder wrote > > > > Fred, > > > > Is your set-up capable of detecting either > > an increase or a decrease in weight? > > > Yes Harry. It can be set on the Acculab 0-10 KG digital scale that > has a resolution of +/- 1.0 gram at any load up to 10 KG. > > The 200 KV VDG weighs 1.5 KG allowing for Styrofoam isolation > for the scale and an inverter and a bank of 1.5 volt "D" batteries to power > the scale and aluminum foil and the VDG so that charge can be transferred > from the VDG and the aluminum foil which has about 6.0E*23 "uncommitted" > electrons per mole (27 grams). > > If it wasn't for the cost I would use at least three VDGs for getting > a multipole field configuration to see how it interacts with the > earth-ionosphere charges. > > Fred > . > > Harry > > > > > >
