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NR14 receiving triode

Size This valve measures 85x35mm overall and has an I/S1 interservices base

This valve is marked Admiralty Patt 7406, and 6261M

Filament voltage 4V
Filament current 100mA
Max anode voltage 80V
Amplification factor * 7
Anode impedance * 45k ohms

*: At Va=75V, Vg=0.

 

Inside view

NR14

This file was last modified 15:30:01, Tuesday September 02, 2014