Accession No

4435

Brief Description

voltmeter, by Sangamo Weston Ltd., English, 1957

Origin

England; Middlesex; Enfield

Maker

Sangamo Weston Ltd.

Class

electrical

Earliest Date

1957

Latest Date

1957

Inscription Date

Material

wood; plastic (bakelite)

Dimensions

length 397mm; breadth 397mm; height 185mm

Special Collection

Provenance

Donated in 1993.

Inscription

‘MODEL S66.1.61 NO.AF86487 SANGAMO WESTON LTD., ENFIELD, MIDDX., ENG. 200 OHMS/V
VOLTS
DIRECT CURRENT’ (on dial)

Description Notes

D.C. voltmeter, moving coil construction, with a range of 1 to 1000V; wooden case with bakelite top; thermometer and level built in to dial; adjustable screw legs. Comes with its original calibration certificate (which slides into the base), dated 1957, plus a later one dated 1969. Intended for use in standards laboratories for calibrating other instruments and for precision measurement.

Condition: fine; complete.

References

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