3 Sylvania 25L6 25L6GT Vacuum Tubes Valves Tall Base Gray And Silver Bottles Lot Of Three Matched Pair 7C5 Or maybe not

Or maybe not

Tube One measured 73/74 while Tube Two measured 78/75 where minimum (65%) is 50/50 and 100% is 77/77

new in box milspec Sylvania JHS-5977 tubes in this lot

They measured 29 and 31 where minimum (65%) is 22 and 100% is 40

51/50 and 51/51

3 Sylvania 25L6 25L6GT Vacuum Tubes Valves Tall Base Gray And Silver Bottles Lot Of Three Matched Pair 7C5 Or maybe notThese three Sylvania tall base 25L6GT tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 49 (missing centering pin keyway; marked for safe and easy insertion), 66 and 76 where minimum (65%) is 45. !! AGAIN, TUBE ONE'S CENTERING PIN IS MISSING!! WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE