3 Sylvania 25L6 25L6GT Vacuum Tubes Valves Tall Base Gray And Silver Bottles Lot Of Three Matched Pair 7C5 Tube One measured 73/74 while

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

side O getters and crenelated

51/50 and 51/51

3 Sylvania 25L6 25L6GT Vacuum Tubes Valves Tall Base Gray And Silver Bottles Lot Of Three Matched Pair 7C5 Tube One measured 73/74 whileThese 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