Mullard 5AR4 GZ34 Rectifier Vacuum Tube NOS-Testing Halifax Three This RCA 8008 rectifier tube

This RCA 8008 rectifier tube appears unused

2 milliamps with a transconductance of 5640 micromhos

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

new in box Zenith 6HA5 / 6HM5 tubes tested to spec on our Paul Hart-calibrated TV7/U

Mullard 5AR4 GZ34 Rectifier Vacuum Tube NOS-Testing Halifax Three This RCA 8008 rectifier tubeThis 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