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ID = 30464
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Developer: Standard Telephones and Cables Ltd. (STC); London, Foots Cray 
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to CV445 = 5J/180E

Base TRANSMITTER-Base in gneral
Filament Vf 9 Volts / If 30 Ampere / Direct / Parallel, (AC/DC)
Description Va<6kV; Pa<3.5kW with 16cu m of air cooling per minute.
Typ: Class C; Va=6kV; Ia=1.4A; Vg=-715V; Pout=5.75kW at f<30MHz.
GPO valve - used in radio links. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
149 x 220 x mm / 5.87 x 8.66 x inch
Weight 5200 g / 183.42 oz
Literature - - Manufacturers Literature   
CV445: Sammlung EE
Ernst Erb

CV445: Manufacturer's Literature
Emilio Ciardiello

Usage in Models 1= 1949?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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