electrostatic voltmeter

Made:
circa 1902 in France

Electrostatic voltmeter for high voltages, made by Abraham & Villard, after the model made by J Carpenter of 1757,in Paris, c 1902. Cast iron frame with instrument and one sphere mounted on an insulator and adjustable sphere mounted on second movable insulator.

Details

Category:
Electricity and Magnetism
Object Number:
Y1978.30.2
Materials:
steel (metal), brass (copper, zinc alloy) and porcelain
Measurements:
overall: 400 mm x 220 mm x 460 mm, 11 kg
type:
electrostatic voltmeter
credit:
Gift of Mr A Oakley