Sylvania 6KZ8 Vacuum Tube Valve NOS NIB 8 Number Type 40 excellent flashing and smooth

excellent flashing and smooth

It measured 47/44 where minimum (65%) is 40/40 and 100% is 62/62

They have engraved / hot-stamped bases on is Champion-branded and the other is Zenith

new in box Triangle-A 1L4 tube tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 55 while Tube Two measured 62 where minimum is 34 and new is 60

Sylvania 6KZ8 Vacuum Tube Valve NOS NIB 8 Number Type 40 excellent flashing and smoothThis Sylvania 6KZ8 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES FROM JUNE 1, 2022. 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