Antique radios, Old Time Radios

6BQ7A

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

Tube ID = 3815

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Identical to	6BQ7A = ECC180 = 6BS8 = 6BZ7
Similar Tubes	Normally replaceable-slightly different: 6BQ7 Heater different: 12BQ7A; 4BQ7A; 4BZ7; 5BQ7A; 8BQ7A
First Source (s)	19.Nov.1952 : Electron Tube Registration List 25.Aug.1952 : - - Manufacturers Literature RCA data sheet
Predecessor Tubes	6BQ7

Base	Noval, B9A
Filament	-: Indirect / -: Parallel, (AC/DC) /
Description	Low-noise grounded grid RF amplifier. Replaced the 6BQ7 within 2 years of the 6BQ7 announcement. It has some 12% higher gain, the characteristics are otherwise the same.
Tube prices	1 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 - - Manufacturers Literature


	6BQ7A: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Michael Schlör

6BQ7A: Collezione personale
Massimo Pedrina

6BQ7A: Bauer Wolfgang
Wolfgang Bauer

6BQ7A: RCA Tube Manual
Peter Hoddow

Usage in Models

2= 1952 ; 98= 1953 ; 1= 1954?? ; 1= 1954? ; 20= 1954 ; 3= 1955?? ; 1= 1955? ; 19= 1955 ; 1= 1956?? ; 2= 1956? ; 12= 1956 ; 1= 1957?? ; 3= 1957? ; 12= 1957 ; 1= 1958?? ; 11= 1958? ; 30= 1958 ; 31= 1959? ; 36= 1959 ; 5= 1960?? ; 2= 1960? ; 4= 1960 ; 5= 1962? ; 1= 1962 ; 1= 1963?? ; 7= 1963 ; 1= 1964?? ; 10= 1964? ; 2= 1965?? ; 7= 1965? ; 1= 1966?? ; 1= 1966? ; 1= 1966 ; 1= 1967 ; 2= 1968?? ; 1= 1968 ; 1= 1971? ; 1= 1973?

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 339

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