4 Sylvania 12AV5 12AV5GA Vacuum Tubes NOS NIB Lot Of Four August 21 2023 new in box US-made 3GK5

new in box US-made 3GK5 tubes tested to spec on our Paul Hart-calibrated TV7/U

These two Hytron 7C4 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Hytron 35L6 tubes tested to spec on our Paul Hart-calibrated TV7/U

harp getter with sheet) measured 44 while Tube Two (12B4A

These two Zenith 6U7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

4 Sylvania 12AV5 12AV5GA Vacuum Tubes NOS NIB Lot Of Four August 21 2023 new in box US-made 3GK5This lot of four new old stock, new in box Sylvania 12AV5GA tubes tested to spec on our Paul Hart calibrated TV7 U. 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 FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS