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CSF CV2521 HF pentode


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


Heater voltage 6.3V
Heater current 450mA
Max anode voltage 300V
Max screen voltage 150V
Max anode current 10mA
Mutual conductance 9mA/V
Cag1 0.03pF
Cin 10pF
Cout 2pF


Pin Function
1 Control grid
2 Suppressor grid
3 Heater
4 Heater
5 Anode
6 Screen grid
7 Cathode



This file was last modified 23:10:24, Wednesday February 23, 2022