Matched Pair General Electric GE 6005 6AQ5 Black Plate Vacuum Tubes Ken-Rad Mini 2013 new in box 11FY7 tubes

new in box 11FY7 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Raytheon 6BA11 tubes tested to spec on our Paul Hart-calibrated TV7/U

This lot of three new old stock-testing 1S2A / DY87 tubes werw tested 68 on our Paul Hart-calibrated TV7/U for shorts

It is new old stock and new in box

Fortunately they are inert and don't affect the tubes's operation

Matched Pair General Electric GE 6005 6AQ5 Black Plate Vacuum Tubes Ken-Rad Mini 2013 new in box 11FY7 tubesThis matched pair of GE black plate 6005 6AQ5 output tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 64 while Tube Two measured 66 where minimum (65%) is 46 and 100% is 71. These tubes have stout, shiny, ribbed black plates and stout O getters as well. It took two adapters but was worth it as they sounded fine in my Mini 2013. WE HAVE SCORES OF THOUSANDS OF VACUUM