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41E

Country:  United States of America (USA)      Brand:  National Union Radio Corp.; Orange (NJ) 
  Tube type:  Vacuum Pentode   Power/Output 
Tube ID = 9637
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Identical to 41E
Similar Tubes Normally replaceable-slightly different:
 41
Other base:
 6K6EG; 7B5E

Base 6-Pin-Base U6A, old, USA (Codex=K)
Filament Vf 6.3 Volts / If: 0.4 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Description G3 connected w/ g1 inside the tube.__[JR] 
Text in other languages (may differ)
Literature Taschenbuch zum Röhren-Codex 1948/49   

41epix.jpg
41E: Philco 41E USA
John Albion

 
42e_so~~1.png
41E: ARRL Handbook 1972
Michael Schlör

 
Usage in Models   3= 1938 ; 1= 1939
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   4

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