4 Ken-Rad 50L6 50L6GT Vacuum Tubes Black / Gray Glass Lot Of Four June 27 2023 72 and 88 where minimum

72 and 88 where minimum (65%) is 33 and 100% is 50

They have tall bases

but has GE 188-5 and a sutured top

An 8 out of 10

new in box GE 21GY5 tubes tested to spec on our Paul Hart-calibrated TV7/U

4 Ken-Rad 50L6 50L6GT Vacuum Tubes Black / Gray Glass Lot Of Four June 27 2023 72 and 88 where minimumThis lot of four Ken Rad coated glass 50L6GT tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 38, 58, 60 and 68 where minimum (65%) is 45. 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 QUESTIONS. 1. MOST