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CV5220 / KT88 beam tetrode

Size This valve measures 100x45mm overall and has an octal base

 

Heater voltage 6.3V
Heater current 1.6A
Max anode voltage 600V
Max screen voltage 600V
Max anode dissipation 35W
Max screen dissipation 6W
Max anode plus screen dissipation 40W
Max cathode current 175mA
Max heater-cathode voltage 150V
Max grid-cathode resistance (Cathode bias) 220k ohms
Max grid-cathode resistance (Fixed bias) 100k ohms
Max bulb temperature 250C
Capacitances
Cag max 1.2pF
Cin nom 15.5pF
Cout nom 11.25pF

 

Pin Function
1 Shield
2 Heater
3 Anode
4 Screen grid
5 Control grid
6 no pin
7 Heater
8 Cathode + beam plates

CV5220

KT88

This file was last modified 23:18:56, Friday November 02, 2012