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S27

Information - Aide 
ID = 73039
       
Pays:
Etats-Unis
Fabricant: CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI
Concepteur: CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI 
Type:  Triode, vacuum   Audio Frequency 
Identique à S27 = AC-373 = 401
Similaires
Différent culot :
  UY227

Culot UX-Base (4 Pins (2 thick, USA 1924) 2 connexions latérales.
Utilisé par Radio/TV-reception etc.
Chauffage Vf 3 Volt / If 1.1 Ampère / Indirect / Specified voltage AC/DC
Description

This tube was specially designed by CeCo for replacement of Kellogg or Sparton a/c tubes. It was essentially a 227 but with a 3 volt filament and heater connections from pins on the side of the tube. It was introduced in 1928 but had a relatively short commercial life.

 
Bibliographie - - Manufacturers Literature   
-- Collector info (Sammler)   


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