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CV1663 triode

 

Size This valve measures 115x45mm overall and has a 4 pin B4 base.

 

Filament current250mA
Nominal filament voltage4.0V
Max anode voltage160V
Mutual conductance *3.0mA/V
Amplification factor *6
Anode impedance *2000Ω
Capacitances
Cag max10.0pF
Cge max9.0pF
Cae max5.0pF

*: At Va=130, Vg=-8

Pin Function
1Anode
2Grid
3Filament -ve
4Filament +ve
 CV1663