Accession No

4961

Brief Description

moving iron, pointer galvanometer, by Ernest Turner, English, 2/2 20th Century

Origin

England

Maker

Turner, Ernest

Class

electrical

Earliest Date

1950

Latest Date

1997

Inscription Date

Material

plastic (one type); metal (white metal, brass, copper); glass (?)

Dimensions

diameter of the whole object 115mm; depth 80mm

Special Collection

Provenance

Donated on 30 July 1997.

Inscription

‘AMPERES’ (dial)
‘Ernest Turner’ (dial)
‘MODEL
23
MOVING IRON
In
SER.
2544853
50~’ (dial)

Description Notes

Circular galvanometer with black plastic cover. Glass (?) cover to dial. Black-painted metal pointer moves over scale divided 0 - 1.0, numbered 0.4, 0.6, 0.8; 0 - 0.2 subdivided to 0.1; 0.2 - 1.0 subdivided to 0.02.
No workings of the galvanometer visible apart from the copper coil which adjusts the pointer position.
Two bolts on rear of instrument for mounting on a base.

Condition good; complete.

References

Events