Sylvania Coronado 71A Vacuum Tube Matched Pair 6AK5 It has a thin

It has a thin

new in box Hytron 19BG6G tubes tested to spec on our Paul Hart-calibrated TV7/U

WE CAN ONLY TEST FOR THE PARAMETERS MENTIONED ABOVE

Realistic / Radio Shack-BRANDED 12AU6 tube tested to spec on our Paul Hart-calibrated TV7/U

They tested (from left to right) as follows: 52 and 55 where minimum (65%) is 40 and 100% is 62

Sylvania Coronado 71A Vacuum Tube Matched Pair 6AK5 It has a thinThis Sylvania MANUFACTURED Coronado LABELED 71A tested 46 on our Paul Hart calibrated TV7 U where new nominal is 42. It has a banded, phi shaped top mica spacer, a dimpled sheet getter and a ribbed plate with four rectangular holes. 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 AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY