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Mullard CV858 double triode

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

See also CV4031 which is based on this valve, and CV2010 which is a CV858 with a modified base.

Heater voltage 6.3V
Heater current 0.45A
Max anode voltage 330V
Max anode dissipation, per anode 1.6W
Mutual conductance Va=100V; Vg=0V; Cathode resistor=50 ohms 5.6mA/V
Amplification factor 38
Max frequency 250MHz

 

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

CV858

This file was last modified 15:03:31, Tuesday September 02, 2014