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CV1407 beam tetrode

Size
 This valve measures 115x45mm overall and has a Mazda octal base

Heater voltage4.0V
Heater current1.75A
Max anode voltage250V
Max screen voltage250V
Mutual conductance *9.0mA/V

*: At Va=100V, Vg2=100V, Vg1=0V
PinFunction
1Heater
2Cathode and beam plates
3Anode
4Screen grid
5Control grid
6Metallising
7No pin
8Heater

CV1407