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.



  • Gift Card 2017

    Gift Card 2017

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    Doug's Tubes Gift Card 2017

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