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History of Science Museum

Marconi Radio Valve Type FE2, by Marconi Company, London, c. 1922

Inventory Number 68373


Acknowledgement: © History of Science Museum, University of Oxford, inv.68373

Item type
Object
Provenance
Presented by the Marconi Corporation.
Primary inscriptions
"MARCONI'S W. T. CO. LTD. / 5 RR11FA" printed on exterior surface of bulb.
Object type
Radio valve
Dimensions
Diameter: 28mm Height: 67mm
Inventory No
68373
Accession Number
2004-9/341

Description

Marconi Radio Valve Type FE2 (Four Electrode 2), in thin glass envelope with nickel-plated? caps. With cylindrical band mesh lattice surrounded by additional cylindrical mesh lattice. Uses positive tension to draw electrons to anode. Based on FE1 valve (first produced 1920), but smaller in size. With cylindrical band mesh lattice surrounded by additional cylindrical mesh lattice. Uses positive tension to draw electrons to anode.