1X Lightly Used  Early ECC83 12AX7A Tubes Made in France branded Admiral with very similar inside design of a Telefunken tested very good  with results  1100 / 1100  with a Stark 9-66 ( Hickok ) when the results are 725 for minimum working and 1150 for a new tube .

                 Also  tested with a good vintage sound  with an old Garnet guitar tube amplifier.

             

                

                                  Shipping is $18 for Canada , $15 for USA and $25 for others countries.