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Variable Capacitor - Polar, 1960s Reg. No: ST 029137
- 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.
- 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.
- Acquisition Information:
- Donation from G.R.A. Electronics Pty Ltd, 1976
|Dimensions:||60 mm (Width), 78 mm (Length)|
|Dimension Comment:||Dimensions of packaging.|
|Tagged with:||radios, electrical components, electrical condensers|
|Themes this item is part of:||Information & Communication Collection|
|Inscriptions:||Capacitor: "POLAR" / "MADE IN" / " ENGLAND" / (in pencil) "500" / "9114"
Packaging: (logo)"GRA" / "With the Compliments" / "of" / "G. R. A. Electronics Pty. Ltd."
|Manufacturer:||Polar, England, Great Britain, 1960-1975|