2A3 HYTRON USA made engraved lettering on base, black plate suspended rods pair audio triodes
HYTRON 2A3 made in USA £ 250 pair
Description
The 2A3 is a three-electrode, high vacuum type of power amplifier tube or valve for use in the power-output stage of A.C. operated receivers.
The 2A3 has also been used on HI-END amplifiers with stunning results.
We are proud to show some of the best 2A3 variations.
The exceptionally large power-handling ability of the 2A3 is the results of its design features. Among these are its extremely high mutual conductance and its large effective cathode area.
Filament voltage 2.5 Volts
Filament current 2.5 Amps
Plate Voltage 250 Volts max
Grid Voltage -45
Plate Current 60mA
Mutual Conductance 5.2
Pair HYTRON 2A3 with black plate, engraved lettering on base and two suspended rods each side.
Both 2A3 valves have same design.
Like all 2A3’s great audio valves!
Tested with AVO VCM 163:
HYTRON 2A3 52mA 100%
HYTRON 2A3 50mA 100%
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