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KF3G

Information - Help 
ID = 19809
       
Country:
Australia
Brand: Philips Australia
Developer: Philips Australia 
Tube type:  Vacuum Pentode   Controlling (mu) 
  Ca. 1925 up to 1945 rare.
Identical to KF3G
Similar Tubes
Other base:
  KF3 ; KF3_7pin

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap
Filament Vf 2 Volts / If 0.05 Ampere / Direct / Battery =
Description Anode: 135V, 2mA; Schirmgitter: 135V, 0,6mA; Steuergitter: -0,5...-15V; Steilheit: 0,65...0,002mA/V 
Literature - - Manufacturers Literature   Universal Vademecum 1960
 
kf3g.jpg
KF3G: SI
Stuart Irwin

 
df33_sockel~~1.png
KF3G: Mullard Valve+Service Manual 1951
Trev Levick

 
kf3gdata.png
KF3G: own collection
Peter den Boer


Usage in Models 1= 1939 ; 1= 1940

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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