Zenith 6AF5 6AF5G Vacuum Tube Valve NOS NIB Columbia Harmony This new old stock-testing German

This new old stock-testing German Amperex-MANUFACTURED

These four metal base National Union 6Q7GT tubes tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 62 while Tube Two measured 62 as well where minimum (65%) is 46

They have 0-09 188-5 and 9-04 188-5 date / provenance codes

new in box Sylvania 25Z5 tubes tested to spec on our Paul Hart-calibrated TV7/U

Zenith 6AF5 6AF5G Vacuum Tube Valve NOS NIB Columbia Harmony This new old stock-testing GermanThis new old stock, new in box Zenith 6AF5G 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.