Antique radios, Old Time Radios

UX864

ID = 28854

Country:

United States of America (USA)

Brand:	RCA (RCA Victor Co. Inc.); New York (NY)
Developer:	General Electric for Brand RCA-Radiotron; Bridgeport CT, Syracuse NY
Tube type:	Triode, vacuum Universal

Identical to

UX864 = 464 = SE-3864A = CV2675 = ER864 = 38064 = 264 = CX864 = VT-24

First year

1928 Saga of the Vacuumtube, Tyne page 328-330

Successor Tubes

864

Base	UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by	Radio/TV-reception etc.
Filament	Vf 1.1 Volts / If 0.25 Ampere / Direct / Battery =
Description	Sturdy non-microphonic tube for aircraft communication. Airplane vibrations caused noise in the receiver using normal tubes. The first series of the UX864 tube made in 1928 used the old "shouldered" small UX tube base. Thi9s was replaced by the 30 millimeter UX base in June 1930. This reduced the weight and height of the tube by a few millimeters
Dimensions (WHD) incl. pins / tip	x 94 x 30 mm / x 3.70 x 1.18 inch
Weight	37 g / 1.31 oz
Literature	-- Collector info (Sammler) Saga of the Vacuumtube, Tyne Pages 328 and 329

UX864: RCA UX864 USA
John Albion

UX864: Fin Stewart
Fin Stewart

Usage in Models

3= 1928??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of John Albion (CDN)

Collection of Fin Stewart (AUS)

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