Mullard 5AR4 GZ34 Rectifier Vacuum Tube NOS-Testing Halifax Three This new old-testing matched pair

This new old-testing matched pair of Matsushita-MANUFACTURED 6AQ5A output tubes was tested on our Paul Hart-calibrated TV7/U for shorts

These four US-made 1AX2 tubes tested to spec on our Paul Hart-calibrated TV7/U

Plate current measured 33

I am playing them played them in one of my Radio Craftsman RC-2 monoblocks and they sound great

Mullard 5AR4 GZ34 Rectifier Vacuum Tube NOS-Testing Halifax Three This new old-testing matched pairThis new old stock testing Mullard 5AR4 GZ34 rectifier tube tested an almost perfectly balanced 64 62 in sections One and Two, respectively, on our Paul Hart calibrated TV7 U where minimum (65%) is 40 40 and 62 62. There were no emissions drop running the filament at 4. 3 rather than five volts. It has an F32 B5A1 factory date code and the customary Mullard hole in its centering pin. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE