6550 / KT88 / KT90

KT88's generate a lot power, handling significantly more plate voltage than other power tubes. As a result, KT88's and 6550's are produce cleaner tones and have low distortion, making it popular amongst bass amplifiers and high end audio applications.



  • Gold Lion KT88

    gold-lion-kt88
    $59.95
    Smooth tone, and great broad frequency range definition.
  • Penta KT88SC

    penta-labs-kt88sc
    $57.95
    More refined, detailed. Good for hi-fi and guitar alike. ****OUT OF STOCK**** Please order RUBY KT88V-STR's.
  • Ruby KT88V-STR

    Ruby KT88V-STR
    $54.95
    Ruby KT88V-STR. Solid plate, triple getter.

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