Sylvania 12JT6 12JT6A Vacuum Tube NOS NIB October 10 2023 Just a few pops and

Just a few pops and ticks in the quietest passages

I am playing them in my ArtSound 805 amplifiers with Badfinger's seminal "No Dice" album and they sound terrific

60 and 60 where minimum (65%) is 40

These four Sylvania-MANUFACTURED 6U7G tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Sylvania 12JT6 12JT6A Vacuum Tube NOS NIB October 10 2023 Just a few pops andThis new old stock, new in box Sylvania 12JT6A tube 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 ITEMS UP TO