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8M9GM

Information - Help 
ID = 25842
       
Country:
Sweden
Brand: SER, AB Svenska Elektronrör (before Svenska Radio AB); Stockholm
Tube type:  Triode-Hexode   Frequency converter 
Identical to 8M9GM
Similar Tubes
Heater different:
  6M9GM

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament If 0.3 Ampere / Indirect / Series, AC/DC
Description Further data to this triode-hexode are unknown by now.
If you have more data, please post them to us.
 
Text in other languages (may differ)
  6m9circ_2.png
  8M9GM: schematic diagram
Jacob Roschy
 
8m9gm_177r.jpg
8M9GM: Collection JR
Jacob Roschy

 
6m9gmrmo~~2.png
8M9GM: collection JR
Jacob Roschy

 

Usage in Models 1= 1947? ; 1= 1949? ; 1= 1957??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


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