4 US-Made 6AH4 6AH4GT Vacuum Tubes Lot Of Four 10GK6 Nonal 70/79 and 75/76 where minimum

70/79 and 75/76 where minimum (65%) is 50/50 and 100% is 77/77

new in box RCA 1S4 tubes tested to spec on our Paul Hart-calibrated TV7/U

These three Sylvania 15CW5 / PL84 tubes tested as good on our Paul Hart-calibrated TV7/U

52 and 58 where minimum (65%) is 40 and 100% is 62

4 US-Made 6AH4 6AH4GT Vacuum Tubes Lot Of Four 10GK6 Nonal 70/79 and 75/76 where minimumThese four US made 6AH4GT tubes tested as follows on our Paul Hart calibrated TV7 U: 50, 54, 66 and 74 where minimum (65%) is 57. 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