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'Marconi' Crystal Wavemeter Type MC2, by Marconi Company, London, Early 20th Century

Inventory Number 38737

Acknowledgement: © History of Science Museum, University of Oxford, inv.38737

Item type
Object
Provenance
Presented by the Marconi Corporation.
Primary inscriptions
"'MARCONI' WAVEMETER / INST NO 310734 P.S. NO ________ / TYPE M.C.2 / MARCONI'S WIRELESS TELEGRAPH CO. LTD. LONDON" printed on metal plaque upon upper surface. "WESTON GALVANOMETER / WESTON ELECTRIC INSTRUMENT CORP., NEWARK, N.J., USA / MODEL 375 NO 14901" printed on interior face of galvanometer.
Object type
Radio communication
Dimensions
Height: 327mm Width: 205mm Depth: 180mm
Inventory No
38737
Accession Number
2004-9/411

Description

'Marconi' Crystal Wavemeter Type MC2, with copper mounting for carborundum detector and Weston galvanometer, in teak case. With bakelite condenser tuning dial (scale 0-90) on ebonite surface on front of case. With nickel-plated terminals and Weston Galvanometer adjacent to mounting. Galvanometer has glass display with dial scale (-30,0,30) and insciption. With hand-written recalibration graph on side of instrument.

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