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Sodion_S14

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ID = 29022
       
Country:
United States of America (USA)
Brand: Connecticut Telephone & Electric Company (Sodion); Meriden (CT)
Tube type:  Gas Triode   Detector 
  <1925 very rare. ***
Identical to Sodion_S14
First year 1924 ? Saga of the Vacuumtube, Tyne page 339
Predecessor Tubes Sodion_S13  
Successor Tubes 1924   D-21_Sodion  

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Battery =
Description Designer was Dr. H.P. Donle, then still 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 336. 
Text in other languages (may differ)
Literature Radios von gestern, 2. Auflage   page 213
 

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