3 Amperex 38HE7 Vacuum Tubes NOS NIB Lot Of Three Micanol Bases It's a bit worn in

It's a bit worn in places

It measured 51/56 where minimum (65%) is 50/50 and 100% is 77/77

It measured 77/71 where minimum (65%) is 56/56 and 100% is 86/86

Top: crenelated

two additional vertical support rods and an additional mica spacer for low microphonics

3 Amperex 38HE7 Vacuum Tubes NOS NIB Lot Of Three Micanol Bases It's a bit worn inThese three new old stock, new in box Amperex 38HE7 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 "LOWTECHTWOO" 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 PURCHASE PROTECTION COVERS ITEMS