Antique radios, Old Time Radios

1638

Country:	United States of America (USA)	Brand:	RCA (RCA Victor Co. Inc.); New York (NY)
		Developer:	Philips; - Eindhoven; Netherlands
		Tube type:	Double Diode Detector
			Late but very rare. ***

Tube ID = 25472


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Identical to	1638 = EB34 = VR54 = CV1054 = 10E/11400 = V.R.54 = ARDD5
Similar Tubes	Other base: EB4; MEB4
First Source (s)	1941 : Tube Lore, Sibley, USA 1996
Production stop	1945

Base	Octal (Int.Octal, IO) K8A, USA 1935
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	RCA production of British types, furnished to British government via U.S. Signal Corps (by L. Sibley)

RCA 1638
John Hupse

RTT Schwandt
Günther Stabe

No further Information for

1638

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