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RK1851

Information - Help 
ID = 10213
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to RK1851 = 1851

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect / Parallel, (AC/DC)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
20200728_191115.jpg
RK1851: Ebay item 114324393511
Robert Gillespie

 
s_321_g_2.gif
RK1851: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 

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