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7025A

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ID = 34747
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Double Triode   Audio Frequency 
Identical to 7025A
Similar Tubes
Normally replaceable-slightly different:
  12AX7A ; 7025
First Source (s)
31.Aug.1959 : Electron Tube Registration List 2570
Predecessor Tubes 12AX7  

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Description Improved low-noise version of 7025. Registered to Radio Valve Co. Ltd., Canada.
Heaters can be parallel connected for operation at 6.3V, 0.3A. 
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Tube prices 1 Tube prices (visible for members only)
Information source -- Collector info (Sammler)   

7025a_so.png 7025A: rtt
Anonymous 10 Collector

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Just Qvigstad
Usage in Models 3= 1960? ; 4= 1961? ; 13= 1963? ; 1= 1963 ; 1= 1964?? ; 1= 1965?? ; 1= 1965 ; 1= 1966?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):25

Collection of

 
7025a_sylvania_canada.jpg

7025A
 

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