Description

Serial No. 233145

This reflecting galvanometer was noted for its excellent voltage sensitivity. It was rated at 0.05 microvolt per mm at 1 meter with a critical external damping resistance of 10 ohms and a period of 7 seconds. Your unit was shipped August 31, 1932. The Cat. 2284 series were withdrawn from sale in January 1971 with the replacement being an electronic null detector, Cat. 9828.

Does not work

Catalog #233145.