Antique radios, Old Time Radios

C-281

ID = 57203

Country:

United States of America (USA)

Brand:	Sparton-Cardon Tubes; Jackson MI
Developer:	Westinghouse El. & Mfg. Co. - see also Canadian W.
Tube type:	Half-Wave Vacuum Rectifier Power-supply
	Ca. 1925 up to 1945 rare.

Identical to

C-281 = UX281 = 81 = CX381 = 181 = 281 = 481

Base

UX-Base (4 Pins (2 thick, USA 1924, UX)

Was used by

Radio/TV-reception etc.

Filament

Vf 7.5 Volts / If 1.25 Ampere / Direct

Dimensions (WHD)
incl. pins / tip

x 139 x 60 mm / x 5.47 x 2.36 inch

Weight

47 g / 1.66 oz

Information source

- - Manufacturers Literature


C-281: ARRL Handbook 1972 Anonymous 10 Collector	Just Qvigstad	C-281: own collection Peter den Boer

Usage in Models

4= 1930 ; 4= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8

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