11 US-Made 6AR11 Vacuum Tubes NOS NIB Lot Of Eleven Cornell University These two Zenith 6U7 tubes

These two Zenith 6U7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

These four Super Silvertone 12A8GT tubes were tested for shorts

42 and 45 where minimum (65%) is 30

They have short bases

The links themselves also lack reference numbers and

11 US-Made 6AR11 Vacuum Tubes NOS NIB Lot Of Eleven Cornell University These two Zenith 6U7 tubesThese eleven US made 6AR11 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 UP TO $250 IN VALUE. IF AN