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CV1977 pentode

Size This valve measures 76x21mm overall and has an 8 pin B8A base.


Heater voltage 45V
Heater current 100mA
Max anode voltage 200V
Max anode current 106mA
Max screen voltage 200V
Max screen current 38mA


Pin Function
1 Heater
2 Anode
3 Cathode + suppressor grid
4 i/c
5 Screen grid
6 Control grid
7 Cathode + suppressor grid
8 Heater


This file was last modified 23:10:18, Wednesday February 23, 2022