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Forward 'B' Spark Wavemeter No. 1339, by War Department, Britain, c. 1918

Inventory Number: 22136
Object Type:
Place Created: United Kingdom Europe
Accession Number: 2004-9/3
Brief Description: Forward 'B' Spark Wavemeter, in compact teak case with lid. With carborundum detector, buzzer, rotary receive/send switch, condensor and instructions. With wavelength calibrations on interior surface of lid. Buzzer dated 1918?
Primary Inscriptions: "W.D.S.F.C. / 1953" etched upon upper surface of wavemeter. "FORWARD SPARK "B" / WAVEMETER / No 1339" printed on lid. "132" stamped into lid near hinge.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Steel
Height Width Depth Diameter Unit
130 140 140 mm


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