Matched Pair General Electric GE 6005 6AQ5 Black Plate Vacuum Tubes Ken-Rad Mini 2013 new in box US-made 2GK5

new in box US-made 2GK5 / 2FQ5 / 2FQ5A tubes tested to spec on our Paul Hart-calibrated TV7/U

It is new old stock and new in box

black and silver bottles and 3-03 188-5 and 3-09 188-5 provenance/date codes

Lansdale was the manufacturing arm of Philco and sold tubes to other companies not only during the transition from tubes to solid state

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

Matched Pair General Electric GE 6005 6AQ5 Black Plate Vacuum Tubes Ken-Rad Mini 2013 new in box US-made 2GK5This 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