General Electric GE 38HK7 Vacuum Tube Valve NOS NIB 6AU6 Sixausix They have shoulder / ST

They have shoulder / ST / Coke bottles and dimpled-sheet getters

new in box Sylvania 6S4A tubes tested to spec on our Paul Hart-calibrated TV7/U

steel support rods and outstanding flashing

Transconductance measured 33 for Tube One and 33 for Tube Two where minimum (65%) is 26

These matched pair of engraved-base

General Electric GE 38HK7 Vacuum Tube Valve NOS NIB 6AU6 Sixausix They have shoulder / STThis new old stock, new in box GE 38HK7 tube tested to spec on our Paul Hart calibrated Hickok 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