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NL-649

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ID = 51012
       
Country:
United States of America (USA)
Brand: National Electronics, Inc.; Geneva, IL
Tube type:  Gas Rectifier   Power-supply 
Identical to NL-649
Similar Tubes
Normally replaceable-slightly different:
  5834

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Industrial
Filament Vf 2.5 Volts / If 7 Ampere / Direct
Description

900V PIV, 250V rms typical; 2A d-c output, 10A peak.

 
Dimensions (WHD)
incl. pins / tip
x 180 x 40 mm / x 7.09 x 1.57 inch
Information source Babani, International Radio Tube Encyclopaedia   1949-51
-- Original prospect or advert   Electronics, Oct. 1948
Tube Lore (II)
Tube Lore (II)


Just Qvigstad
nl649babanidoc.png
NL-649: Babani 1949-1951
Patrice Zeissloff

 

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