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4B23

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ID = 6810
       
Country:
United States of America (USA)
Brand: Electrons Inc.; Newark, NJ
Developer: Electrons Inc.; Newark, NJ 
Tube type:  Full-Wave Rectifier inert gas filled   Power-supply 
Identical to 4B23 = EL5BHD = 38403
Similar Tubes
Different maximum ratings:
  EL5B2.5
First Source (s)
28.Oct.1942 : Electron Tube Registration List rec. 308
Predecessor Tubes EL5B2.5  

Base Edison giant, E40 = 40 mm-Goliat 2 Top contacts.
Was used by Industrial
Filament Vf 2.5 Volts / If 17 Ampere / Direct
Description

Full-wave argon rectifier. E40 Screw base, two plate pins. 425V PIV, 5A. Heavy duty version of 4B22. Graphite anodes
Chatham and Electrons known manufacturers.

 
Dimensions (WHD)
incl. pins / tip
x 216 x 95 mm / x 8.50 x 3.74 inch
Weight 200 g / 7.05 oz
Information source Tube Lore (II)   p. 86 & 183
Tube Lore (I)   
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren


Just Qvigstad
4b23_1_2.png
4B23: Manufacturer's Literature
Emilio Ciardiello

 

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