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MB-850

Information - Help 
ID = 87173
       
Country:
Japan
Brand: NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo
Developer: NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo 
Tube type:  Vacuum Pentode   VHF 
Identical to MB-850

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.5 Ampere / Indirect
Description

This tube was used as a VHF amplifier. It was a metal tube.

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


Just Qvigstad
 
mb_850_nec_uecm.jpg

 

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