Summary
Crystal detector, fixed type. Made by the Carborundum Co., Niagara Falls, New York, U.S.A. Used in radios.
Physical 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.
More Information
-
Collecting Areas
-
Acquisition Information
Purchase
-
Manufacturer
Carborundum Co (The), Niagara Falls, New York State, United States of America, circa 1924
-
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
-
Brand Names
-
Classification
-
Category
-
Discipline
-
Type of item
-
Overall Dimensions
75 mm (Length), 25 mm (Width), 39 mm (Height)
-
Keywords
