Sylvania 6LU8 Vacuum Tube Valve NOS NIB Milspec Small Logo There were many pops and

There were many pops and ticks

58 and 62 where minimum (65%) is 40 and 100% is 62

This lot of four North American-made number 78 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

75-7 out of 10

Sylvania 6LU8 Vacuum Tube Valve NOS NIB Milspec Small Logo There were many pops andThis new old stock, new in box Sylvania 6LU8 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