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RK42

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ID = 14753
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Triode, vacuum 
Identical to RK42

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Filament Vf 1.5 Volts / If 0.06 Ampere / Direct
Description Triode intended for use as amplifier or oscillator in battery operated portable equipment. Mu 8.5. One of the first low-drain 1.5V tube for dry cell supply. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
Tube Lore (I)

s_217_g_60.gif RK42: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


Just Qvigstad
rk42.png
RK42: Handbook Raytheon amateur tubes
Miguel Angel Trujillo-Rodriguez

Collection of

 
rk42~~1.jpg

 

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