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History of Science Museum

Electromagnetic Brown Relay Pattern Amplifier, by S.G. Brown, London, c.1920

Inventory Number 72376


Acknowledgement: © History of Science Museum, University of Oxford, inv.72376

Item type
Object
Provenance
Donated by Mr A.C. Hyde Parker
Physical material
Wood
Metal
Unknown Material
Dimensions
Height: 144mm Width: 102mm Depth: 58mm Weight: 970g
Inventory No
72376
Accession Number
1963-188

Description

Wooden object composed of 2 rectangular boxes; base arranged horizontally, top arranged vertically. Metal components on the base. Thin material between the box. All surfaces varnished apart from the top and bottom. 3 stickers, labelling the sides.