Galvanometer

Object detail

Accession number

2019.108.9

Maker

Telegraph Works

Production period

1920s

Description

Electrical testing galvanometer. Circular metal face plate on front of object with scale reading -60 to +60 which is indicated by a black needle. The dial is covered with a thick glass plate and bordered by a brass framing. The galvanometer dial is mounted in a wooden case. The case is a peaked arch shape with flat rectangular base board. On the rear of the case are four large screwing wire connectors, and several screws which can be removed to access the internal components. There is a circular hole underneath which exposes two brass bars. There is various pencil writing underneath, but this is illegible.

Marks

TELEGRAPH WORKS. / SILVERTOWN.LONDON. Printed
GALVANOMETER 1920 Sticker

Media/Materials

Organic/Vegetal/Wood
Processed Material/Metal
Processed Material/Metal/Alloy/Copper Alloy/Brass
Processed Material/Glass

Credit Line

Telegraph Works. Galvanometer, 2019.108.9. The Museum of Transport and Technology (MOTAT).

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Classification

Instrument, Electrical Galvanometer Tools & Equipment for Science & Technology Electrical & Magnetic T&E Electrical & Magnetic Measurement Devices

Production place

Silvertown London Greater London England Great Britain British Isles Europe Great Britain United Kingdom

Collection type

Telecommunication Communications Technology

Subject auto tags

Wood Clock Measuring instrument Circle Quartz clock Metal Gas Wall clock Fashion accessory Interior design

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