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NR44 output triode

Size
This valve measures 134x50mm overall and has a B4 base

Filament voltage4.0V
Filament current1.0A
Max anode voltage300V
Anode current50mA
Max anode dissipation15W
Mutual conductance *6.0mA/V
Amplification factor *5
Power output **3.5W
Capacitances
Cag13.7pF
Cgf7.7pF
Caf3.9pF

*: At Va=100, Vg=0
**: Measured at Va=300, Vg=-42. This value applies for a total of 5% total harmonic distortion.
PinFunction
1Anode
2Grid
3Filament
4Filament

NR44

This file was last modified20:05:10, Saturday February 07, 2015