National Union NU 14J7 Vacuum Tube Valve NOS NIB JANCKR6AG7 RCA-BRANDED 6HG8 / ECF86 tubes

RCA-BRANDED 6HG8 / ECF86 tubes tested to spec on our Paul Hart-calibrated TV7/U

I does not wind

Transconductance measured 72 for Tube One and 74 for Tube Two where minimum (65%) is 58

but most should work in most circuits

This is an original recording from 1939 and it sounds 15-20 years ahead of its time

National Union NU 14J7 Vacuum Tube Valve NOS NIB JANCKR6AG7 RCA-BRANDED 6HG8 / ECF86 tubesThis new old stock, new in box National Union 14J7 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