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CV2300 pentode

Size This valve measures 52x17mm overall and has a B7G base.


Filament voltage 2.8V series, 1.4V parallel
Filament current 100mA series, 20mA parallel
Max anode voltage 165V
Max screen voltage 150V
Max anode dissipation 2.2W
Max screen dissipation 1.0W
Max cathode current 27mA
Mutual conductance * 2.0mA/V
Anode impedance * 100k ohms
Capacitances (valve unscreened)
Cin (nom) 4.8pF
Cout (nom) 4.2pF
Ca,g1 (max) 0.35pF
*: At Va=150, Vg2=90, Vg1=-8.4 (Ia=13.3mA, Ig2=2.3mA)


Pin Function
1 Filament **
2 Anode
3 Screen grid
4 Control grid
5 Filament and suppressor grid **
6 Anode
7 Filament +ve
**: Pin 1 is filament -ve for 2.8V operation, pin 5 is filament -ve for 1.4V.

This file was last modified 23:10:22, Wednesday February 23, 2022