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W81

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ID = 2606
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Vacuum Pentode   RF/IF-Stage 
  Ca. 1925 up to 1945 very rare. ***
Identical to W81

Base Loctal-8, B8G (Sylvania, 1938)
Was used by Military and/or Government
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AC/DC
 
w81_1.jpg
W81: DS
Anonymous 249 Collector

More ...
 
113.png
W81: Telefunken Werkstattbuch
Wolfgang Bauer

 

from Just Qvigstad

Usage in Models 1= 1947? ; 4= 1947 ; 2= 1948?? ; 5= 1948? ; 6= 1948 ; 1= 1949? ; 1= 1949 ; 3= 1950

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):23


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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