Antique radios, Old Time Radios

5W4

Country:	United States of America (USA)		Brand:	Common type USA
			Tube type:	Full-Wave Vacuum Rectifier

Tube ID = 3241


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Identical to	5W4 = VT-97
Similar Tubes	Other shape (e.g. bulb type): 5W4GT Other characteristic (electr. data): 5Y3GT
First Source (s)	01.Apr.1936 : Electron Tube Registration List
Predecessor Tubes	80 5Y3G

Base	Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vy)
Was used by	Radio/TV-reception etc.
Filament	Vf 5 Volts / If: 1.5 Ampere / -: Direct / -: Parallel, (AC/DC) /
Tube prices	0 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Taschenbuch zum Röhren-Codex 1948/49


	Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus

collection JR
Jacob Roschy

Telefunken Werkstattbuch
Wolfgang Bauer

Original data sheet
Michael Poll

Usage in Models (calculation each 25th of the month)	4= 1935? ; 9= 1936?? ; 4= 1936? ; 57= 1936 ; 4= 1937?? ; 18= 1937? ; 33= 1937 ; 12= 1938?? ; 6= 1938? ; 23= 1938 ; 13= 1939?? ; 6= 1939 ; 2= 1940?? ; 3= 1940 ; 1= 1942?? ; 3= 1945? ; 1= 1946?? ; 2= 1947?? ; 1= 1950?? ; 2= 1951 ; 4= 1952?? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 208

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5W4

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