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ID = 87229
Brand: TWW / WTW, Tokyo Musen; Tokyo
Developer: TWW / WTW, Tokyo Musen; Tokyo 
Tube type:  Triode, vacuum   Text 
Identical to TV-8

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Direct

This tube was a high vacuum Detector and Amplifier type.. Similar in design to R or TM type.

Information source -- Collector info (Sammler)   Dawn of Tube Production in Japan - Ohtsuka.
-- Collector info (Sammler)   

b4_base_pins~~815.png TV-8: Fin Stewart
Fin Stewart

Just Qvigstad


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