Sylvania 15KY8 Vacuum Tube Valve NOS NIB ROC Biography new in box Magnavox 6BZ6

new in box Magnavox 6BZ6 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

excellent flashing and gray plates

It took two adapters but was worth it as they sounded fine in my Mini Mite 2013

5 standard deviations of 3600 micromhos and tend to be rather erratic readings-wise like their 12AT7 cousins)

Sylvania 15KY8 Vacuum Tube Valve NOS NIB ROC Biography new in box Magnavox 6BZ6This 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.