Shield 6AS5 Vacuum Tube Valve NOS NIB 12V6GT Octal (New US-made 6550s typically test

(New US-made 6550s typically test with plate current from the low 20s to mid 40s with transconductance from 3500 micromhos or so

65/36 and 80/38

gray plates

Fortunately the libretto is present and in great shape

a dimpled-sheet getter and outstanding flashing

Shield 6AS5 Vacuum Tube Valve NOS NIB 12V6GT Octal (New US-made 6550s typically testThis new old stock, new in box Shield 6AS5 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 PROBABLY