8 Ken-Rad 6SA7 Vacuum Tubes Lot Of Eight 24 Twentyfour Tube One's etching is "5654"

Tube One's etching is "5654" while Tube Two's is "6AK5

new in box RCA 6B10 tubes tested to spec on our Paul Hart-calibrated TV7/U

I LISTEN TO THESE TUBES IN TUBE EQUIPMENT

new in box Sylvania 6AE7 6AE7GT tube tested to spec on our Paul Hart-calibrated TV7/U

They tested as follows: 66/38

8 Ken-Rad 6SA7 Vacuum Tubes Lot Of Eight 24 Twentyfour Tube One's etching is "5654"This lot of eight Ken Rad 6SA7 tubes tested was tested on on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measured as follows (from left to right, too to bottom): 24, 32, 44, 46, 56, 68, 68 and 72 where minimum (65%) is 50 and 100% is 77. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US