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1B48

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ID = 6796
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: Raytheon Mfg. Co.; Cambridge, MA 
Tube type:  Half-Wave Cold-cathode-rectifier   Power-supply 
Identical to 1B48 = CK1011A
Similar Tubes
Multiple differences or of other kind:
  CK5517
First Source (s)
06.Sep.1945 : Electron Tube Registration List rec. 432

Filament
Description High-voltage cold-cathode rectifier with starter electrode. T5 1/2 all glass bulb, special button base, 7 plus center pin.
2.7kV max PIV, 6mA max DC. Anode to the center pin.
Electrically similar to 5517. 
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   
- - Manufacturers Literature

1b48_1.png
1B48: Manufacturer's Literature
Emilio Ciardiello

 

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