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Ruby

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The Ruby 6V6GTSTR power vacuum tube delivers unparalleled sound quality for serious guitarists and audio engineers. With its precisely matched power tubes, the 6V6GTSTR provides consistent performance and tone for your amplifier or other audio equipment. The durable construction and premium components ensure reliability and longevity. Thanks to Ruby's meticulous manufacturing process, each tube is crafted to exacting standards for discerning professionals and audiophiles.

Ruby 6V6GTSTR Power Vacuum Tube Single

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  • Highly sought-after 6V6GTSTR tube from 2024 production
  • Expertly manufactured for unparalleled performance and sound
  • Already matched within 1 mA for seamless upgrades
  • All Ruby tubes handtested for quality assurance

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