radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

12AX4GTB

Information - Help 
ID = 5294
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to 12AX4GTB
Similar Tubes
Different maximum ratings:
  12AX4GT ; 12AX4GTA
Heater different:
  17AX4GTA ; 6AX4GTB

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.6 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Essential Characteristics, GE 1973   

12ax4gtb_so.png 12AX4GTB: ARRL Handbook 1972
Anonymous 10 Collector


Just Qvigstad
12ax4gtb_techdat01.png
12AX4GTB: RCA Tube Manual
Peter Hoddow

Usage in Models 31= 1956? ; 2= 1957? ; 9= 1959? ; 1= 1960

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):43

Collection of

 
12ax4gtb_westinghouse_rmf.jpg

12AX4GTB
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information