7025, Tube 7025; Röhre 7025 (7025)

Antique radios, Old Time Radios

7025

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

Tube ID = 3942


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Identical to	7025
Similar Tubes	Normally replaceable-slightly different: ECC83 Other class quality (otherwise equal): 12AX7
First Source (s)	24.Feb.1958 : Electron Tube Registration List

Base	Noval, B9A
Was used by	Radio/TV-reception etc.
Filament	Vf 12.6 Volts / If: 0.15 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	Low-hum, noise and microphonics version of 12AX7. Heaters can be parallel connected for operation at 6.3V, 0.3A. Text in other languages (may differ)
Dimensions (WHD)	20 x 54 x mm / 0.79 x 2.13 x inch
Tube prices	0 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Tube Lore, Sibley, USA 1996


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

P.H.
Peter Hoddow

GE Data Sheet
Egon Penker

Usage in Models (calculation each 25th of the month)	1= 1958? ; 6= 1958 ; 119= 1959? ; 62= 1959 ; 1= 1960?? ; 9= 1960? ; 5= 1960 ; 12= 1961? ; 1= 1961 ; 1= 1962?? ; 23= 1962? ; 7= 1962 ; 31= 1963? ; 2= 1963 ; 49= 1964? ; 1= 1965?? ; 1= 1967?? ; 1= 1968? ; 1= 1968 ; 1= 1977 ; 1= 1982 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 335

No further Information for

7025

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