RCA 6CU5 Vacuum Tube Valve NOS NIB 6GF7 6GF7A NOS NIB This lot of three National

This lot of three National Union number / type 58 stamped- / engraved-base tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Otherwise it is sold as-is

new in box Amperex 38HE7 tubes tested to spec on our Paul Hart-calibrated TV7/U

The default setting is one

This new old stock-testing Raytheon 6L7 tube was tested on our Paul Hart-calibrated TV7/U for shorts

RCA 6CU5 Vacuum Tube Valve NOS NIB 6GF7 6GF7A NOS NIB This lot of three NationalThis new old stock, new in box RCA 6CU5 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE 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.