Matched Pair General Electric GE 6V6 6V6GT Vacuum Tubes Black Glass 6X4 NOS NIB They tested 51/52

They tested 51/52

Setchell-Carlson-BOXED 6GV8 / ECL85 tube tested to spec on our Paul Hart-calibrated TV7/U

well recorded

Their internal structures are all the same

Matched Pair General Electric GE 6V6 6V6GT Vacuum Tubes Black Glass 6X4 NOS NIB They tested 51/52This new old stock testing matched pir of GE 6V6GT output tubes was tested on our Maxi Matcher 400 volts on the plates and a bias of 36 volts for shorts, gas and transconductance. There were no shorts or gas. Tube One drew 21. 3 milliamps with a transconductance of 2700 micromhos while Tube Two measured 22. 1 2520. (New US made 6V6s typically test with plate current from the mid teens to mid 30s with transconductance from 2300 micromhos or so.) These