Summary
Single gang air dielectric 500 pF variable condenser in original packaging. Made by Polar in England. Used in crystal sets and simple radios, but more likely in test instruments.
Physical Description
Metal backet with fixed set of plates with a movable set of plates operated by a shaft. Packaging consists of cardboard sleeve with paper label.
More Information
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Collecting Areas
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Acquisition Information
Donation from G.R.A. Electronics Pty Ltd, Apr 1976
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Manufacturer
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Inscriptions
Capacitor: "POLAR" / "MADE IN" / " ENGLAND" / (in pencil) "500" / "9114" Packaging: (logo)"GRA" / "With the Compliments" / "of" / "G. R. A. Electronics Pty. Ltd."
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Classification
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Category
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Discipline
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Type of item
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Overall Dimensions
78 mm (Length), 60 mm (Width), 60 mm (Depth)
Dimensions of packaging.
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Part Dimensions
53 mm (Length), 39 mm (Width), 39 mm (Depth)
Dimensions of capacitor only.
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Keywords