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Record Details

Early Coherer, c. 1902

preview image for Early Coherer, c. 1902
Inventory Number: 62930
Object Type:
Accession Number: 2004-9/526
Brief Description: Early Coherer, made between 1899 and 1905. Basic coherer in cylindrical glass tubes, main tube is of thermometer tube-type style with smaller tube attached with elastic wire wrapping. With copper? wire wrapped around middle of longer tube, and steel wire exiting from both ends of smaller tube.
Primary Inscriptions: None
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
elastic
copper?
steel
assorted metals.
Dimensions:
Height Width Depth Diameter Unit
82 mm

Narratives

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