1952.099.006
Condenser, Variable
Variable Condenser. Wood, glass, metal, and polished rubber top. Top features a gauge with an arrow and dial. The dial reads from left to right with hash marks, 150 - 0 in increments of five. A brass tag above the dial reads "Electrical Instruments MFD. by Thos. E. Clark, Detroit, Mich." Top also features handle and two electro-magnetic nodes along with a central shaft which states "Clark System Patent Pending." Body is made of a cylinder of glass which encases 15 moveable polished aluminum plates. As the plates revolved, they changed the size or capacity of the condenser. Nickel-plated rods hold the top and bottom together. Bottom consists of a graduated round wood base.
Used for testing purposes in 1903.
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