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Test

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ID = 31137
       
 
   
Tube type:  German Military Stamp only   Universal 
Identical to Test

Was used by Prototype only, no series built
Filament Vf 55 Volts / If 23 Ampere
Description

Not a tube - This is only a test page

 
  r18_gl.gif
  Test: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
telefunkenrs207iiig.jpg
Test: My Collection
Bruce Donnelly

 
6384_sockel.png
Test: Essential characteristics
Peter Hoddow

 
m8083_mullard_tech_hb017.png
Test: RFJ
Roy Johnson



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