Sylvania 11HM7 Vacuum Tube Valve NOS NIB March 29 2024 70/50 and 72/60 where minimum

70/50 and 72/60 where minimum (65%) is 50/40 and 100% is 77/62

This National Union NU 2B7 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box 11FY7 tubes tested to spec on our Paul Hart-calibrated TV7/U

Support Rods: copper

46 and 49 where minimum (65%) is 30 and 100% is 46

Sylvania 11HM7 Vacuum Tube Valve NOS NIB March 29 2024 70/50 and 72/60 where minimumThis Sylvania 11HM7 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE, PETTY AND DRACONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. WE WILL HAPPILY SEND YOUR PACKAGE TO A NEIGHBORING COUNTRY OR MAKE SUITABLE ARRANGEMENTS. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY HAVE IT. PLEASE ALSO SEE