General Electric GE 6EM5 Vacuum Tube Valve NOS NIB 9U8 Geprueft These four US-made 6SF7 tubes

These four US-made 6SF7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

I am playing them as I write with Mino Cinelu's eponymous album in my Mini Mite 2013 and they sound great

new in box RCA 8CX8 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Westinghouse 7A8 tubes tested to spec on our Paul Hart-calibrated TV7/U

General Electric GE 6EM5 Vacuum Tube Valve NOS NIB 9U8 Geprueft These four US-made 6SF7 tubesThis new old stock, new in box GE 6EM5 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE, CRUEL AND DRACONIAN 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.