7F8, Tube 7F8; Röhre 7F8 (7F8)

Antique radios, Old Time Radios

7F8

Country:	United States of America (USA)		Brand:	Common type USA
			Tube type:	Double Triode VHF

Tube ID = 3558


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Identical to	7F8
Similar Tubes	14F8 (Heater different) 7F8W (other class quality (otherw. equal))

Base	Loctal-8, B8G (Sylvania, 1938) (Codex=Ue)
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Parallel / series AC/DC / If: 0.3 Ampere / Vf 6.3 Volts /
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 Michael Schlör

J.B.
Jürgen Bauch

Telefunken Werkstattbuch
Wolfgang Bauer

Sylvania Technical Manual
Peter Hoddow

Usage in Models	1= 1936 ; 1= 1945 ; 7= 1946 ; 1= 1947?? ; 12= 1947? ; 18= 1947 ; 4= 1948?? ; 7= 1948? ; 65= 1948 ; 4= 1949?? ; 3= 1949? ; 14= 1949 ; 11= 1950?? ; 2= 1950? ; 8= 1950 ; 3= 1951?? ; 2= 1951? ; 6= 1951 ; 8= 1952?? ; 5= 1953?? ; 2= 1955 ; 2= 1965 ;
Number of Models with this tube 186

No further Information for

7F8

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