12AX7, Tube 12AX7; Röhre 12AX7 (12AX7)

Antique radios, Old Time Radios

12AX7

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

Tube ID = 3730


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Identical to	12AX7 = ECC83 = 95-127-01 = CV492
Similar Tubes	7025 (other class quality (otherw. equal)) 12AX7A (can normally be replaced - small diff'ce) 12AX7S (other class quality (otherw. equal)) 12AX7WAH (can normally be replaced - small diff'ce) CV4004 (other class quality (otherw. equal)) 7729 (other class quality (otherw. equal)) 7058 (can normally be replaced - small diff'ce)
First Source (s)	25.Sep.1947 : Electron Tube Registration List
Predecessor Tubes	6SL7GT 7F7 12SL7GT 6SL7
Successor Tubes	ECC83 5751 CK5751 5751WA

Base	Noval, B9A (Codex=No 15)
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Parallel, (AC/DC) / If: 0.3 Ampere / Vf 12 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 Karel De Reus

K.H.Fischer
Karlheinz Fischer

RTT 1974 (Franzis) 13. Auflage
Martin Renz

Dirk Taekels

Usage in Models

3= 1939 ; 1= 1945?? ; 3= 1949? ; 2= 1949 ; 3= 1950?? ; 1= 1950? ; 3= 1950 ; 4= 1951? ; 7= 1951 ; 1= 1952? ; 3= 1952 ; 1= 1953?? ; 7= 1953? ; 6= 1953 ; 3= 1954?? ; 32= 1954? ; 37= 1954 ; 17= 1955?? ; 56= 1955? ; 22= 1955 ; 17= 1956?? ; 41= 1956? ; 99= 1956 ; 5= 1957?? ; 70= 1957? ; 14= 1957 ; 5= 1958?? ; 12= 1958? ; 24= 1958 ; 3= 1959?? ; 13= 1959? ; 114= 1959 ; 42= 1960?? ; 82= 1960? ; 102= 1960 ; 6= 1961?? ;

Number of Models with this tube 1297

No further Information for

12AX7

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