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M49HG

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ID = 3278
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Ballast Tube (neither FeH or Urdox)   Power-supply 
Identical to M49HG
Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 49 Volts / If 0.3 Ampere / Specified current AC/DC ~ = (Series working)
Description used in 110V AC-DC Sets 
Text in other languages (may differ)
Information source Ballast Tube Handbook, The   
m49hg_sockel.png M49HG: Hernani Capela
Thomas Günzel † 1.8.22

Just Qvigstad
Usage in Models 3= 1937?? ; 2= 1937? ; 4= 1938?? ; 1= 1938? ; 6= 1938 ; 8= 1939?? ; 2= 1939? ; 5= 1939 ; 2= 1940?? ; 2= 1940?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):35

Collection of

Hernani Capela (P)
 
m49hg_1rmorg.jpg

 
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