RCA 21LU8 Vacuum Tube Valve NOS NIB 17JM6A Compactron new in box Sylvania 5U8

new in box Sylvania 5U8 tubes tested to spec on our Paul Hart-calibrated TV7/U

Three are available initially in this Dutch Auction

The remaining two are labeled "1X2B

IF AN ITEM IS MARKED "DELIVERED

remastered soundtrack to the legendary Pietro Francisci film "2+5 Missione Hydra

RCA 21LU8 Vacuum Tube Valve NOS NIB 17JM6A Compactron new in box Sylvania 5U8This new old stock, new in box RCA 21LU8 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 OF THE TUBES WE SELL ARE OVER 70 YEARS OLD. WE CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS THERE IS NO WAY TO DETERMINE