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ID number:  BIRRC-P0194
Institution:  Research and Cultural Collections
Named collection:  Historic Physics Collection
Artist / Maker:  The Cambridge Scientific Instrument Co. Ltd.
Title / Object name:  Galvanometer for lecture room
Object type:  Galvanometer
Place made:  Cambridge
Date made:  Early 1900s
Materials:  Brass and steel parts on wooden block, all in wooden case with glass front panel
Measurements:  37 x 22 x 15 cm

This is a large and not particularly sensitive galvanometer designed for use in a lecture theatre. It was mounted on the wall and a beam of light projected onto the mirror mounted on its coil was reflected onto a screen so that the whole audience could see the effect being demonstrated on the lecture bench.

Inscriptions / Translations:  The Cambridge Scientific Instrument Co. Ltd.
Cambridge, England
No. 7735

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