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Marconi Crystal Receiver Type 31, by Marconi Company, London, c. 1910

Inventory Number 98216

Acknowledgement: © History of Science Museum, University of Oxford, inv.98216

Item type
Object
Provenance
Presented by the Marconi Corporation.
Primary inscriptions
"MARCONI'S WIRELESS / TELEGRAPH CO. LTD. / [SERIAL NUMBER ERASED] LONDON" engraved on ebonite surface on shallow teak plinth.
Object type
Radio communication
Dimensions
Height: 110mm Max Width: 170mm Max Depth: 370mm Max
Inventory No
98216
Accession Number
2004-9/45

Description

Marconi Crystal Receiver Type 31 pattern without jigger. Condenser (with scale 0-6) and two detectors mounted as in Types 31A-31C on ebonite-surfaced shallow teak plinth, along with steel? terminals marked "TELEPHONE", "CRYSTALS", BATTERY", "JIGGER" and "BATTERY / + 0 -".

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