Accession No

4265

Brief Description

moving magnet, reflecting galvanometer, by Cambridge Scientific Instrument Company Ltd., English, 1908 (c)

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Class

electrical

Earliest Date

1908

Latest Date

1908

Inscription Date

Material

metal (brass); glass; plastic (ebonite); stone (quartz)

Dimensions

height 250mm; base diameter 250mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

Description Notes

Circular brass base; three levelling feet, brass; two brass terminals; two bubble levels; controlling bar magnet on brass rod with swivel connection to base; vertical brass plate with circular glazed window showing suspended mirror and damping vane; pair of vertical coaxial coils in removable ebonite boxes; two parallel vertical magnets suspended on a quartz fibre between coils.
No maker’s name or serial number.
Similar to Wh: 1613.

Condition: good; incomplete (suspended system missing).

References

Events