Accession No

4344

Brief Description

Twenty one moving / suspension systems for the Paschen (shielded) Galvanometer, by Cambridge Instrument Company Ltd., England, c. 1925-1950

Origin

England

Maker

Cambridge Instrument Company Ltd.

Class

electrical

Earliest Date

1925

Latest Date

1950

Inscription Date

Material

Glass (mirror); metal (magnets, iron)

Dimensions

box length 128mm; breadth 86mm; height 51mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

Description Notes

Each system consists of a glass stem with two sets of five parallel magnets, mounted perpendicularly to the stem; between the two sets of magnets a square mirror is mounted diagonally on the stem. Each system contained in a glass capillary tube, closed at one end, itself inside an iron shielding tube. No inscriptions.

References

Events