2 Sylvania 3Q5 3Q5GT JANCHS3Q5GT VT-221 Vacuum Tubes Milspec NOS NIB Lot Of Two October 09 2025 new in box Mullard UBC41

new in box Mullard UBC41 tube tested to spec on our Paul Hart-calibrated TV7/U

These seven 6A6 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Tube Two measured 10

rounded rectangle

sheet getters

2 Sylvania 3Q5 3Q5GT JANCHS3Q5GT VT-221 Vacuum Tubes Milspec NOS NIB Lot Of Two October 09 2025 new in box Mullard UBC41This lot of two new old stock, new in box, milspec Sylvania 3Q5GT JAN CHS 3Q5GT VT 221 tubes tested to spec on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY