Amperex 6EV5 Vacuum Tube Valve NOS NIB Matched Pair 6C8 new in box Sylvania 6BQ6

new in box Sylvania 6BQ6 tubes tested to spec on our Paul Hart-calibrated TV7/U

Transconductance measured an underwhelming-but-well-balanced 40/42 where minimum (65%) is 50/50 and 100% is 77/77

This matched trio of RCA 6BY5GA tubes were tested on our Paul Hart-calibrated TV7/U for shorts

These US-made 7AG7s tested to spec on our Paul Hart-calibrated TV7/U

Amperex 6EV5 Vacuum Tube Valve NOS NIB Matched Pair 6C8 new in box Sylvania 6BQ6This new old stock, new in box Amperex 6EV5 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