Sylvania 3Q5 3Q5GT Vacuum Tube NOS NIB 9ED4 T39 likely Tung-Sol-MANUFACTURED) measured 31 while

likely Tung-Sol-MANUFACTURED) measured 31 while Tube Two (no silkscreening 6AK5-LABELED

This matched trio of Raytheon 5Z4 rectifier tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Two are milspec

Source material is The Beatles "Yellow Submarine Songbook" and they sound terrific

This General Electric 22JF6 tube tested 75 on our Paul Hart-calibrated TV7/U where minimum is 54 and new is 100

Sylvania 3Q5 3Q5GT Vacuum Tube NOS NIB 9ED4 T39 likely Tung-Sol-MANUFACTURED) measured 31 whileThis new old stock, new in box Sylvania 3Q5GT tube and another just like it tested to spec on Paul Hart calibrated TV7 U. Etsy will indicate how many are available. 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