4 Tung-Sol 6AC7 Vacuum Tubes Lot Of Four March 4 2021 tube -- and another just

tube -- and another just like it -- tested to spec on Paul Hart-calibrated TV7/U

new in box milspec Tung-Sol JTL-5702WB tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Hytron 35Z5GT tube tested to spec our Paul Hart-calibrated TV7/U

Transconductance was 1240 for Tube One and 1380 for Tube Two where new/nominal is within one standard deviation of 1900

There were no shorts or gas and it measured an almost-perfectly-balanced 48/47 where minimum (65%) is 32/32 and 100% is 49/49

4 Tung-Sol 6AC7 Vacuum Tubes Lot Of Four March 4 2021 tube -- and another justThis lot of four Tung Sol 6AC7s was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measured as follows: 32, 40, 44 and 50 where minimum (65%) is 30 and 100% is 47. 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