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KQ

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ID = 88466
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Gas Tetrode 
  Ca. 1925 up to 1945 very rare. ***
Identical to KQ
Successor Tubes RK100  

Base 6-Pin-Base U6A, old, USA
Filament Vf 32 Volts / If 0.3 Ampere / Indirect / Specified voltage AC/DC
Description

The KQ is apparently the developmental version of the RK-100 mercury vapor amplifier and has a ST-16 bulb with a 6 pin base and a 32V filament. This makes sense, since the tube was originally developed for use in 32 volt systems.

 
Text in other languages (may differ)
Information source -- Collector info (Sammler)   

s_238_g~~1.gif KQ: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


Just Qvigstad
kq1.png
KQ: Herstellerdatenblatt
Stefan Müller

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