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Marconi's Coherer Receiver, by Guglielmo Marconi, English, 1896

Inventory Number: 86390
Object Type:
Persons: Guglielmo Marconi
Date Created: 1896
Place Created: England United Kingdom Europe
Accession Number: 2004-9/573
Brief Description: Marconi's Coherer Receiver, in japanned steel black box. With electric bell, and connected circuit in teak case (with removable cover) mounted on upper exterior surface of box. With coherer/tapper unit, six Obach's Patent batteries in series, and a Siemens telegraph relay that operated the electric bell on top of the box, within box. Siemens telegraph relay consists of lacquered brass cylinder with glazed top, mounted on a circular teak base. Coherer/tapper is mounted on rectangular mahogany? base. Batteries are connected together in a rectangular japanned steel black box. Coherer/tapper, relay and batteries are all mounted on teak panel that slides out of box.
Primary Inscriptions: "SIEMENS BROS. & CO. / LONDON No 12797" printed on interior surface of telegraph relay.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Steel
teak
brass
glass
mahogany?
ivory
assorted metals.
Dimensions:
Height Width Depth Diameter Unit
315 305 298 mm

Narratives

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Permalink: http://www.mhs.ox.ac.uk/object/inv/86390