5 US-Made 50B5 Vacuum Tubes Valves NOS NIB Lot Of Five January 19 2026 1 milliamps' plate current /

1 milliamps' plate current / 1220 micromhos

These four metal base National Union 6Q7GT tubes tested to spec on our Paul Hart-calibrated TV7/U

minimum (65%) is 2600)

These mesh plate National Union number 78 tube were tested on our Paul Hart-calibrated TV7/U for shorts

I just cleaned this two (of three) record LP set on my VPI 16

5 US-Made 50B5 Vacuum Tubes Valves NOS NIB Lot Of Five January 19 2026 1 milliamps' plate current /These five new old stock, new in box US made 50B5 tubes 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