Matched Pair Sylvania 6V6 6V6GTA Silver Top Vacuum Tubes Stereo ST 2335 LP new in box US-made 50B5

new in box US-made 50B5 tubes tested to spec on our Paul Hart-calibrated TV7/U

This historical recording sounds pretty good

Tube One drew 14

excellent flashing and smooth

I have played them in my Radio Craftsmen RC-2 monoblocks with adapters (not included) and they sounded outstanding

Matched Pair Sylvania 6V6 6V6GTA Silver Top Vacuum Tubes Stereo ST 2335 LP new in box US-made 50B5This new old stock testing matched pair of silver top Sylvania 6V6GTA output tubes was tested on our Maxi Matcher 2 for shorts, gas and transconductance. There were no shorts or gas. Plate current measured 21. 7 milliamps and transconductance was 2540 micromhos for Tube One. Tube Two measured 22 2460. (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 short