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364A_WE

Information - Aide 
ID = 34977
       
Pays:
Etats-Unis
Fabricant: Western Electric Company Inc.; New York (NY)
Concepteur: Western Electric Company Inc.; New York (NY) 
Type:  Transmitting Triode, air cooled   VHF 
  De 1925 à 1945 environ très rare
Identique à 364A_WE
Prédécesseurs 356A  

Culot TRANSMITTING & Power-TUBES/VALVES in gen Connexion au sommet par 2 tétons.
Utilisé par Transmittertube (Radio)
Chauffage Vf 5 Volt / If 5 Ampère / Direct / Specified voltage AND current AC/DC
Description

VHF all-glass high-mu transmitting triode. Center tapped thoriated tungsten filament. Mu 50, 50W anode power, 125MHz. Five pin ceramic ring base; two plate caps. Dual grid and plate connections, out from top and from the five-pin dish base

Derived from the 356A, adding two connection in parallel for grid and for plate and reducing connection length and consequently size of the bulb to increase the operating frequency limits. Used in Bell VHF communication relays around 1940, or 1939 according to Lud Sibley.

Magers reports the use of 364A in 1941 in the AM radio link across Chesapeake Bay, providing 12 voice channels.

 
Bibliographie Tube Lore (I)   
- - Manufacturers Literature   

4wd.png 364A_WE
Emilio Ciardiello

Collection de

 
p7130013res.jpg

364A_WE
 

[rmxtube-fr, noindex]
  

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