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

3B26

Information - Help 
ID = 6805
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: Raytheon Mfg. Co.; Cambridge, MA 
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to 3B26 = RK3B26

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Um) Top contact with a cap.
Was used by Radar
Filament Vf 2.5 Volts / If 4.75 Ampere / Half indirect
Description 15KV max PIV, 8A peak plate current, 20mA average. 100V drop at 100mA 20W plate power dissipation. 
Tube prices 3 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

3b26_so.png 3B26: ARRL Handbook 1972
Anonymous 10 Collector

More ...

Just Qvigstad
3b26_data.png
3B26: Raytheon Manual
Heinz Höger

More ...

Collection of

 
3b26pix.jpg

3B26
 

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