General Electric GE 6DQ6 6DQ6B 6GW6 Vacuum Tube Valve NOS NIB 6SL7 Ungeprueft new in box Sylvania 5U8

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

These milspec Ken-Rad JAN-CKR-6L7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

new in box milspec RCA 884 / JAN-CRC-884 / VT-222 tube tested to spec on our Paul Hart-calibrated TV7/U

There were no shorts or gas and they measured 45/45

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

General Electric GE 6DQ6 6DQ6B 6GW6 Vacuum Tube Valve NOS NIB 6SL7 Ungeprueft new in box Sylvania 5U8This new old stock, new in box GE 6DG6B 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. 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.