Sylvania 3E6 Vacuum Tube Valve NOS NIB Westinghouse new in box US-made 6B8G

new in box US-made 6B8G tubes tested to spec on our Paul Hart-calibrated TV7/U

44 and 50 where minimum (65%) is 30 and 100% is 47

They tested (from left to right) as follows: 52 and 55 where minimum (65%) is 40 and 100% is 62

This windup ladies' gold-anodized Acqua (Timex's equivalent of Tudor) watch keeps fairly-good time and has never been serviced to my knowledge

They all test on or near the cusp

Sylvania 3E6 Vacuum Tube Valve NOS NIB Westinghouse new in box US-made 6B8GThis Sylvania 3E6 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 IT 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