radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

1B48

Information - Help 
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_pinout.png 1B48: From my schematic collection.
Pier Antonio Aluffi

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

 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information