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CV397 UHF triode


Size This valve measures 70x31mm overall.

CV397 end view

Heater voltage 6.3V
Heater current 1A
Max anode voltage 400V
Max anode dissipation 20W
Max mean anode current 120mA
Amplification factor Va=400V; Ia=50mA 28
Mutual conductance 12mA/V
Cag nom. 2.3pF
Cac nom. 0.05pF
Cgc nom. 5pF



CV397 top view CV397 end view
Note the different exhaust tip arrangement between the two valves

Top quarter view Botom quarter view

This file was last modified 23:10:27, Wednesday February 23, 2022