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Old 31st January 2008, 06:12 AM   #11
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Join Date: Aug 2006
Location: Taxland, New Jersey
I've got a couple of these RCA (VIZ) Master Voltohmyst's which have FET inputs with a 21 megohm input impedance on DC and a nice 6" meter. You can find them on eBay often at reasonable prices.

edit: Model WV-510A
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