Zenith 6DQ4 Vacuum Tube Valve NOS NIB 6MH6 NOS NIB This GE 7E7 tested to

This GE 7E7 tested to spec on our Paul Hart-calibrated TV7/U

This pressing has very-light surface noise

It measured 78/80 where minimum (65%) is 50/50 and 100% is 77/77

I HAVE HAD TWO OR THREE LESS THAN FIVE STAR REVIEWS OR HAVE LOST A CUSTOMER BECAUSE I REFUSED TO EITHER ISSUE A REFUND FOR A TUBE THAT WENT BAD AFTER IT HAD BEEN USED OR A BUYER KNEW NOTHING ABOUT TUBE REBRANDING AND CLAIMED THAT SOMETHING MADE BY TUNG-SOL AND BRANDED BY EMERSON WAS MADE BY EMERSON

Zenith 6DQ4 Vacuum Tube Valve NOS NIB 6MH6 NOS NIB This GE 7E7 tested toThis new old stock, new in box Zenith 6DQ4 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE, CRUEL 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