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6J9SG

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ID = 2698
       
Country:
Sweden
Brand: SER, AB Svenska Elektronrör (before Svenska Radio AB); Stockholm
Tube type:  Triode-Heptode   Frequency converter 
Identical to 6J9SG
Similar Tubes
Normally replaceable-slightly different:
  6J9SGM
Heater different:
  8J9SG
Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 0.4 Ampere / Indirect / Specified voltage AC/DC
Description Further data to this triode-heptode are unknown to us by now.
If you have more data, please post them to us.
There is also a Compactron Triple-Triode 6J9 (USA)
 
Text in other languages (may differ)
6j9sgmbasdiag2_1.png 6J9SG: schematic diagram
Jacob Roschy

Just Qvigstad
Usage in Models 3= 1940?? ; 15= 1945? ; 6= 1945 ; 1= 1946?? ; 1= 1946? ; 8= 1946 ; 1= 1948?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):35

Collection of

Aldo Patriarca (CH)
Collection of a member from D
Jozef Brughmans † (B)
 
roehre_6j9sg_7849_bild_1.jpg

6J9SG
 
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