RUBY Tubes
RUBY KT88STR Power Vacuum Tube
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Upgrade your sound experience with the RUBY KT88 Power Vacuum Tube. This high-quality tube utilizes RUBYS advanced technology to deliver superior audio performance. With a sleek design and reliable construction, this vacuum tube will provide long-lasting durability and enhance your music with clear and powerful sound.
The KT88 is a beam output pentode with an octal base and power of 42W. Very powerful, with strong bass and very bright highs. It can also be used in 6550 amplifiers.
All RUBY™ Tube power tubes come already matched. There is no extra charge for this service. Our Magic Parts matching process is very exact and our tubes are matched within +/- 1 mA (mille amp) of each other.
