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XR4

Information - Help 
ID = 32901
       
Country:
Great Britain (UK)
Brand: Hivac Ltd.; Harrow-on-the-Hill
Tube type:  Vacuum Pentode 
Identical to XR4
Similar Tubes
Normally replaceable-slightly different:
  6147

Base Subminiatur-8, with space 1/8, B8D
Filament Vf 1.2 Volts / Direct
Description AF subminiature pentode. 
 
xr4.jpg
XR4: Private collection
Emilio Ciardiello

 

from Just Qvigstad


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]
  
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