General Electric

  • Power tubes General Electric GE 6550A couple NOS
    Italy May 16, 2018

    Selling various matched couple of GE 6550A tube. Most of them are NOS, few couple are used but with NOS values at tube tester measure. Tested with calibrated B&K 747 tube tester: 100 reference value for new tube. Tube shows NOS performances in the range 75-120.  The variuos couple with measure ( ..