Amperex World 6AQ8 ECC85 Vacuum Tube Valve 2 II LP Philips Transconductance measured 58 for Tube

Transconductance measured 58 for Tube One and 59 for Tube Two where minimum (65%) is 40

Flashing Quality: excellent

I would rate it a 6

IN WELL OVER 8000 SALES

perfectly-matched pair of Ken-Rad 6SJ7s was tested on our Paul Hart-calibrated TV7/U for shorts

Amperex World 6AQ8 ECC85 Vacuum Tube Valve 2 II LP Philips Transconductance measured 58 for TubeThis Amperex World 6AQ8 ECC85 tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 54 66 where minimum (65%) is 50 50. I have played it in my Schiit Vali 2 headphone amp and it sounds great despite the fact one section tests just above the cusp and the other tests nearly x% stronger than the first. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE