Accession No

1379

Brief Description

moving coil, reflecting, d’Arsonval galvanometer, mid- to late 19 Century

Origin

Maker

Class

electrical

Earliest Date

1850

Latest Date

1900

Inscription Date

Material

plastic (ebonite); metal (brass, iron); glass; magnet

Dimensions

height 400mm; breadth 185mm; depth 170mm

Special Collection

Provenance

Transferred from the Cavendish Laboratory, University of Cambridge.

Inscription

Description Notes

Suspended coil, reflecting Galvanometer, Deprez-D’Arsonval type.
Circular ebonite base; three levelling feet; two brass terminals on ebonite plate; U-shaped, laminated magnet mounted vertically with two brass brackets; brass suspension tube and front and back circular glazed windows mounted on top of magnet; suspended coil surrounds fixed iron tube mounted on brass post; mirror above coil; lower suspension connected to roughly adjustable brass spring; brass cylindrical cover with annular top.

Complete

References

Events