Antique radios, Old Time Radios

X281

ID = 65144

Country:

United States of America (USA)

Brand:	Common type USA tube/semicond. Common type USA tube/semicond. Air King - tubes Croydon (where?) Grandtone, F. & W. Grand (5-10-15 cent stores); (where?) Hylon (tubes), brand Hytron; Salem (MA) Knight (tubes), brand Sonatron Tube Company; Chicago and New York Star-Ko (Starko), USA
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

X281 = NX-281 = CX381 = UX281 = 281 = 81

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

63 g / 2.22 oz

Information source

- - Manufacturers Literature
-- Collector info (Sammler)


X281: Telefunken Werkstattbuch Wolfgang Bauer	Just Qvigstad	X281: own collection Peter den Boer

Collection of

Robert Gillespie (USA)

X281

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X281

Common type USA tube/semicond.

Collection of