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VT46 / 10E/558 pentode

Size This valve measures 155x65mm overall and has a B5 base.

This is an indirectly heated triode.

Filament voltage 4V
Filament current 2A
Max anode voltage 500V
Max screen voltage 400V
Max anode dissipation 25W
Mutual conductance * 6.5mA/V
Amplification factor * 180
Anode impedance * 28k ohms
Max operating frequency 20MHz
Cae 25pF
Cge 21pF
Cag 1.7pF

*: At Va=Vg2=400, Vg=-16

Pin Function
1 Anode
2 Control grid
3 Filament -ve and suppressor grid
4 Filament +ve
5 Screen grid

This file was last modified 14:49:25, Tuesday September 02, 2014