Sylvania 15KY8 Vacuum Tube Valve NOS NIB ROC Biography excellent flashing and gray plates

excellent flashing and gray plates

though this headphone amp is not optimized for this tube type

This lot of five Sylvania 25AV5GA tubes tested to spec on our Paul Hart-calibrated TV7/U

Transconductance measured 56 for Tube One and 57 for Tube Two where minimum (65%) is 40

new in box Magnavox 6BZ6 tubes tested to spec on our Paul Hart-calibrated TV7/U

Sylvania 15KY8 Vacuum Tube Valve NOS NIB ROC Biography excellent flashing and gray platesThis new old stock, new in box Sylvania 15KY8 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.