3 Raytheon 12AX4 12AX4GT 12AX4GTA 12AX4GTB Vacuum Tubes NOS NIB Lot Of Three 6FQ7 With Shields 100% is 56/56

100% is 56/56

This Radio Shack / Realistic 6JE6C tube tested 80 on our Paul Hart-calibrated TV7/U where minimum is 54 and new is 100

dynamics and frequency response

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

Tube One measured 47/44 while Tube Two measured 48/43 where minimum (65%) is 25/25 and 100% is 38

3 Raytheon 12AX4 12AX4GT 12AX4GTA 12AX4GTB Vacuum Tubes NOS NIB Lot Of Three 6FQ7 With Shields 100% is 56/56This 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