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ID = 4112
Tube type:  Half-Wave Vacuum Rectifier 
Identical to 1AX2

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 1.4 Volts / If 0.65 Ampere / Direct
Description 25kV piv (+20kV, -5kV); 0.3mA mean at 20kV dc. 
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
-- = frühere Type mit ähnl. Charakteristik - darum Mod. teilw. früher.   
  1AX2: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
1AX2: Radio-Elektronics 07/1952
Daniel Consales

1AX2: Essential characteristics
Peter Hoddow

1AX2: Essential characteristics
Peter Hoddow

from Just Qvigstad

Usage in Models 2= 1953?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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