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305A

Information - Aide 
ID = 22968
       
Pays:
Etats-Unis
Fabricant: Western Electric Company Inc.; New York (NY)
Type:  Transmitting Tetrode, air cooled 
Identique à 305A

Culot UX-Base (4 Pins (2 thick, USA 1924)
Chauffage Vf 10 Volt / If 3.1 Ampère / Direct
Description Hard glass VHF transmitting tetrode. Thoriated filamentary cathode; 60W plate dissipation; 50MHz full ratings; cooling required over 50MHz. UX base; screen grid, plate and filament center tap to three top caps. *Note: both base diagrams are wrong and do not show the filament center tap connected to one of the top pins! 
Bibliographie Taschenbuch zum Röhren-Codex 1948/49   Ratheiser, Röhrenhandbuch, 1948
- - Manufacturers Literature   WE UHF Amateur Transmitting, 1936
Tube Lore (I)

305a_sock.png 305A: Tabu Röhren-Codex, 1948
Anonyme 15 Collectionneur

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305A
 

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