Matched Pair Sylvania 6V6 6V6GT Light Gray And Silver Bottle Silver Top Vacuum Tubes Yale University Tube One measured 76/76 and

Tube One measured 76/76 and Tube Two measured 79/77 where minimum (65%) is 50/50

new in box RCA 6AG7 tubes tested to spec on our Paul Hart-calibrated TV7/U

a mesh plate

This album sounds very good with a few pops and clicks in the quiet passages — of which there are not many

new in box RCA 6LY8 tested to spec on our Paul Hart-calibrated TV7/U

Matched Pair Sylvania 6V6 6V6GT Light Gray And Silver Bottle Silver Top Vacuum Tubes Yale University Tube One measured 76/76 andThis matched pair of silver top Sylvania 6V6GT output tubes was tested on our Maxi Matcher 2 for shorts, gas and transconductance. There were no shorts or gas. Plate current measured 15. 7 milliamps and transconductance was 2120 micromhos for Tube One. Tube Two measured 16. 3 2280. (New US made 6V6s typically test with plate current from the mid teens to mid 30s with transconductance from 2300 micromhos or so.) They have tall bases; nice flashing;