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Detector - Carborundum Co., Radio Receiver, circa 1924 Object Reg. No: ST 015918

Summary:
Crystal detector, fixed type. Made by the Carborundum Co., Niagara Falls, New York, U.S.A. Used in radios.
Description:
Fibre tube with brass end caps, each fitted with a terminal. The tube has been sectioned to expose the insides, consisting of a crystal connected to an end cap embedded in plug of solder. A brass plunger and spring is connected to the other end cap. The spring holds the plunger in firm contact with the crystal. The item is mounted on a display block with label.
Discipline: Technology
Dimensions: 39 mm (Height), 25 mm (Width), 75 mm (Length)

More information

Tagged with: radios, radio detectors
Themes this item is part of: Information & Communication Collection, Radio comes of age in Australia - broadcasting begins, 1922 - 1930
Primary Classification: COMMUNICATIONS
Secondary Classification: Radio
Tertiary Classification: components
Inscriptions: On each end cap: THE CARBORUNDUM CO
Display block: CRYSTAL DETECTOR / Fixed carborundum crystal en- / closed in tube (cut open to / show the parts
Manufacturer: Carborundum Co (The), Niagara Falls, New York State, United States of America, circa 1924

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