Tung-Sol 6BZ8 X155 Vacuum Tube Valve NOS NIB March 13 2021 Transconductance measured 57 for Tube

Transconductance measured 57 for Tube One and 65 for Tube Two where minimum (65%) is 36 and 100% is 55

but their bottles are

I does not wind

102/83 and 102/86

These eight Philco number / type 77 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Tung-Sol 6BZ8 X155 Vacuum Tube Valve NOS NIB March 13 2021 Transconductance measured 57 for TubeThis new old stock, new in box Tung Sol 6BZ8 X155 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