RCA 6JN6 Vacuum Tube Valve NOS NIB Amperex 5U9 LCF201 new in box Sylvania 10GK6

new in box Sylvania 10GK6 tubes tested to spec on our Paul Hart-calibrated TV7/U

This RCA 6JE6A tube tested 93 on our Paul Hart-calibrated TV7/U where minimum is 54 and new is 100

The dynamic range and Mu readings

These three milspec GE 12SG7 / JAN-CG-12SG7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

RCA 6JN6 Vacuum Tube Valve NOS NIB Amperex 5U9 LCF201 new in box Sylvania 10GK6This new old stock, new in box RCA 6JN6 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 $250 IN