3 US-Made 6B8 6B8G Vacuum Tubes NOS NIB Lot Of Three 3AT2 NOS NIB new in box RCA 14F8

new in box RCA 14F8 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Philco 19T8 tube tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 67 while Tube Two measured 69 where minimum (65%) is 58

Transconductance measured 64 for both tubes where minimum (65%) is 40

Two end links are available

3 US-Made 6B8 6B8G Vacuum Tubes NOS NIB Lot Of Three 3AT2 NOS NIB new in box RCA 14F8These two US made 6B8G 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