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202A

Informazioni - Aiuto 
ID = 28947
       
Stato:
USA (Stati Uniti d'America)
Produttore: Western Electric Company Inc.; New York (NY)
Progettista: Western Electric Company Inc.; New York (NY) 
Tipo:  Triodo trasmittente, raffr. ad aria   Power/Output 
Identico a 202A = K_Western
Evoluzioni E_Western   205A   205B   VT-2   CW-931  
Zoccolo SPECIAL TUBEBASE in general
Utilizzata per Telephony
Filamento Vf 8 Volt / If 1.3 Ampere / Direct / Battery =
Descrizione

5 Watt at 500 Volt.
Designed for aircraft transmitters, was soon superseded by VT-2. Sibley reports just 76 pieces of 202A delivered to Signal Corps. Early version of the E (205 type) with larger bulb and nub style base. Developed for aircraft transmitters.

 
Bibliografia Saga of the Vacuum Tube, Tyne   page 102, 104, 280
Tube Lore (II)   p. 234
Tube Lore (I)
 
[rmxtube-en]
  
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