78, Tube 78; Röhre 78 (78)

Antique radios, Old Time Radios

Country:	United States of America (USA)		Brand:	Common type USA
			Tube type:	PENTODE RF/IF-Stage Controlling (mu)

Tube ID = 2734


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Identical to	78 = 78E = UZ-78 = UZ78 = A678 = VT-78 = AG78
Similar Tubes	6K7G (other base) T78 (can normally be replaced - small diff'ce) 1604 (other class quality (otherw. equal)) 6K7EG (other base) 24/78 (Heater different) 337A (Heater different)
First Source (s)	1933 : The AWA Review Vol. 7, 1992 Mar.1933 : -- Collector info (Sammler)
Predecessor Tubes	58
Successor Tubes	6K7G 6K7 6K7GT

Base	6-Pin-Base U6A, old, USA (Codex=Kf) Top contact with a cap
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) Michael Schlör

P.ST
Peter Steffen

Telefunken Werkstattbuch
Wolfgang Bauer

Sylvania Technical Manual
Peter Hoddow

Usage in Models

2= 1930?? ; 2= 1931? ; 3= 1932?? ; 17= 1932? ; 2= 1932 ; 35= 1933?? ; 43= 1933? ; 212= 1933 ; 41= 1934?? ; 41= 1934? ; 208= 1934 ; 34= 1935?? ; 30= 1935? ; 181= 1935 ; 17= 1936?? ; 16= 1936? ; 155= 1936 ; 9= 1937?? ; 2= 1937? ; 149= 1937 ; 5= 1938?? ; 3= 1938? ; 133= 1938 ; 10= 1939?? ; 1= 1939? ; 33= 1939 ; 4= 1940?? ; 1= 1940? ; 14= 1940 ; 2= 1941?? ; 3= 1941 ; 1= 1942?? ; 2= 1942 ; 1= 1943?? ; 1= 1945?? ; 1= 1946 ;

Number of Models with this tube 1432

Further Information for

78

78 (78) (14.08.2007) Reinhard Hanschke	Clicks: 137 Replies: 0
Neupreis 1938: 57,00 FFR. Lit.: Catalog der Fa. MANUFRANCE (MF) von 1938.

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