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KF3_7pin

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ID = 20201
       
 
   
Tube type:  Vacuum Pentode   Controlling (mu) 
Identical to KF3_7pin
Similar Tubes
Other base:
  KF3 ; KF3G
First year Feb.1936 Tube leaflet collection E.Erb Analysis by original leaflets (T7, V8)

Base British-7-Pin, old (M7A) Top contact with a cap
Filament Vf 2 Volts / If 0.05 Ampere / Direct / Battery =
Description

Sockel: f, nc, g2, m, a, g3, f, Kappe: g1; Anode: 135V, 2mA; Schirmgitter: 135V, 0,6mA; Steuergitter: -0,5...-15V; Steilheit: 0,65...0,002mA/V

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
 

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