B&k Model 747 Solid State Dynamic Mutual Conductance Tube Tester

US $200

  • Las Vegas, Nevada, United States
  • Jun 18th
The tube tester is in excellent working condition and well maintained. 747 is the best model for tube tester that B&K had made in the 60's to 70's. It can check over 90% of all vacuum tube in general use in television, radio and audio equipment. It is one of the best dynamic mutual conductance tube tester in the instruments. Today for amplifiers, it can check 6B4, 6K6,6F6,6V6, 6L6, EL84,EL34, EL37, KT66, KT77, KT88, 6550, 5881 6973, 7027, 6AQ5, 6CA7 6J5, 6J7, 6SN7, 6SL7, 12AT7, 12AU7, 12AX7, 6AN8, 5Y3, 5U4, 5AR4/GZ34, and much more. As solid state electronics is reliable and long life. Sold as is.

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