Accession No

4275

Brief Description

moving coil, reflecting galvanometer, D'Arsonval type, by Robert W. Paul, English, circa 1912

Origin

England; London

Maker

Paul, Robert W.

Class

electrical

Earliest Date

1912

Latest Date

1912

Inscription Date

Material

metal (brass, iron, other); glass

Dimensions

height 427mm; breadth 240mm; depth 240mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

‘No. 13
APERIODIC VIBRATIONLESS
MOVING-COIL GALVANOMETER
ROBT. W. PAUL
LONDON. N.’ (on brass top)

Description Notes

Circular brass base; three brass legs with levelling feet; cylindrical black sheet-metal case with removable brass top and circular brass-framed glazed window; two brass terminals and zero adjustment screw extending from under front of base; circular suspended mirror above circular coil, which surrounds spherical iron core in gap of magnet; clamping mechanism at top of brass suspension tube, which may be removed, complete with suspended system.

Condition: fair (poorly fitting case; suspension intact); complete.

References

Events