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CV2492 double triode

Size This valve measures 53x19mm overall and has a B9A base.


Heater voltage 6.3V
Heater current 300mA
Max peak anode voltage (Ia=0) 440V
Max DC anode voltage 250V
Max DC anode voltage (Pa<0.8W) 275V
Max anode dissipation 2x 1.9W
Max grid dissipation 2x 0.04W
Max grid voltage -120V
Max peak grid voltage -220V
Max DC cathode current 2x 22mA
Max peak cathode current 2x 110mA
Mutual conductance * 12.5mA/V
Amplification factor * 33
Ca,g 1.4pF per section
Cin 3.3pF per section
Cout' 1.8pF
Cout" 1.7pF


Pin Function
1 Anode "
2 Grid "
3 Cathode "
4 Heater
5 Heater
6 Anode '
7 Grid '
8 Cathode '
9 Shield

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