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B6_Donle

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ID = 30540
       
Country:
United States of America (USA)
Brand: Donle-Bristol Co., Meriden, Conn.
Developer: Donle-Bristol Co., Meriden, Conn. 
Tube type:  Gas Triode   Detector 
Identical to B6_Donle
First year 1926 Saga of the Vacuumtube, Tyne page 340.
First Source (s)
Jun.1926 : Radio News
Predecessor Tubes D-21_Sodion  
Successor Tubes B8_Donle  

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament
Description Designer was Dr. H.P. Donle, before chief engineer at Connecticut Telephone and Electric Company, Meriden, Connecticut, USA. In 1925 Dr.Donle left Connecticut and Electric Company to establish his own company, the Donle-Bristol Corporation of Meriden, Connecticut, where later sodion types were developed and manufactured. See Tyne, beginning page 340. This is his first design at Donle-Bristol. According to Bill Condon - www.bill01a.com - this tube used an unspecified medium and had only an outer bulb. A heater winding was wrapped around the bottom of the bulb. 
Dimensions (WHD)
incl. pins / tip
37 x 104 x 36 mm / 1.46 x 4.09 x 1.42 inch
Tube prices 1 Tube prices (visible for members only)
Literature Saga of the Vacuumtube, Tyne   page 340
 
b6donle_1_klein_klein.jpg
B6_Donle
Geri Meier

 


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