3 Raytheon 12AX4 12AX4GT 12AX4GTA 12AX4GTB Vacuum Tubes NOS NIB Lot Of Three 6FQ7 With Shields They have gray plates

They have gray plates

100% is 56/56

Transconductance measured 50 for Tube One and 54 for Tube Two where minimum (65%) is 40

new in box US-made 22KV6 / 22KV6A tubes tested to spec on our Paul Hart-calibrated TV7/U

3 Raytheon 12AX4 12AX4GT 12AX4GTA 12AX4GTB Vacuum Tubes NOS NIB Lot Of Three 6FQ7 With Shields They have gray platesThis lot of three Raytheon 12AX4GT 12AX4GTA 12AX4GTB 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