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ID = 20319
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transmitting Triode, air cooled 
Identical to VT-129
Similar Tubes
Normally replaceable-slightly different:

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Sidecontact and top contact.
Filament Vf 10 Volts / If 12.5 Ampere / Direct
Description Radar modulator triode, 300W anode dissipation. Ceramic base. Made by Eimac and H-K. 
Text in other languages (may differ)
Information source Tube Lore (I)   
VT-129: K.H.Fischer
Karlheinz Fischer

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VT-129: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

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