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VR124 / CV1124 / NR70 / 10E/24 pentode

Size This valve measures 124x45mm overall and has a 7 pin base.

 

Heater voltage 4V
Heater current 1A
Max anode voltage 250V
Max screen voltage 125V
Max anode dissipation 3W
Max screen dissipation 1W
Max grid resistance 2M ohms
Mutual conductance * 2.8mA/V
Anode impedance * 600k ohms
Capacitances
Cae 5.0pF
Cge 12.5pF
Cag max 0.02pF
*: At V=250, Vg2=125, Vg1=-2.

 

Pin Function
1 n/c
2 Control grid
3 Suppressor grid
4 Heater
5 Heater
6 Cathode
7 Screen grid
TC Anode

CV label

VR124
Above, VR124, below, CV1124, bottom, NR70
CV1124
NR70

The CV1124 was extremely well wrapped:
Box Box showing straw packing Box showing card insert Cv1124 in card insert CV1124 wrapping

This file was last modified 15:31:13, Tuesday September 02, 2014