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ID = 2168
Brand: Common type Europe tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to KF8
Similar Tubes
Different connections:
First year 1935 Tube leaflet collection E.Erb Analysis by original leaflets (V7)
First Source (s)
Jul.1935 : Die Sendung # 7
1935 : TR3505-189
Successor Tubes 1936   KF3  

Base Europe side contact P8A (Au P, 8SC) (Codex=Sqo)
Filament Vf 2 Volts / If 0.05 Ampere / Direct / Battery =
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

kf78soc7_1.png KF8: JR
Jacob Roschy

Just Qvigstad
KF8: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

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Usage in Models 3= 1935

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of



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