Matched Pair General Electric GE 6V6 6V6GT Vacuum Tubes Valves Copper Support Rods Black Plates Silver Tops Clear Bottles NOS NIB Mullard NOS NIB

Matched Pair General Electric GE 6V6 6V6GT Vacuum Tubes Valves Copper Support Rods Black Plates Silver Tops Clear Bottles NOS NIB Mullard NOS NIBThis new old stock, new in box matched pair of black plate GE MANUFACTURED, Sperry BRANDED (SPL) 6V6GT output tubes was tested on our Maxi Matcher 2 in Real World conditions with 400 volts on the plates and a bias of 36 volts for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 3100 micromhos for Tube One with a current draw of 27. 1 milliamps. Tube Two measured 3120 27. 2. (New US made 6V6s typically test with

It measured 38/39 on our TV7/U where minimum (65%) is 32/32 and 100% is 49/49

6 milliamps

6 milliamps' plate current while Tube Two drew 18

This matched-pair of GE 6AU6A tubes was tested on our Paul Hart-calibrated TV7/U tube tester for shorts

Transconductance measured 41/42 where minimum (65%) is 21

new in box National Union type 43 tubes tested to spec on our Paul Hart-calibrated TV7/U

Etsy will indicate how many tubes are available in this Dutch auction

I have played them (with adapters

new in box GE 10DE7 tubes tested to spec on our Paul Hart-calibrated TV7/U

nonetheless

dark gray rounded plates and excellent flashing

new in box GE 6AL7GT tubes tested to spec on our TV7