Matched Pair RCA 6V6 JANCRC6V6 Vacuum Tubes Milspec Metal Bottle NOS-Testing Balkanton LP ВКА 584 new in box US-made 4DT6

new in box US-made 4DT6 / 4DT6A tubes tested to spec on our Paul Hart-calibrated TV7/U

It measured 38 in its triode section where minimum (65%) is 25 and 100% is 39

This Sylvania 5933 / 807W / FU7 output tube was tested on our Maxi-Matcher 2 for shorts

5-7 out of ten

Matched Pair RCA 6V6 JANCRC6V6 Vacuum Tubes Milspec Metal Bottle NOS-Testing Balkanton LP ВКА 584 new in box US-made 4DT6This new old stock testing matched pair of milspec RCA metal bottle JAN CRC 6V6 output tubes was tested on our Maxi Matcher 2 with 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 23. 5 milliamps' plate current and measured 2760 micromhos. Tube Two tested 24. 6 2850. (New US made 6V6s typically test with plate current from the mid teens to mid 30s with transconductance from