Elevate your musical output with the Telefunken 6550-TK Black Diamond Series Power Tube, a top-tier component designed for serious musicians and audiophiles. Crafted in collaboration with JJ Electronic of Slovakia, this power tube embodies the essence of the classic 6L6, while offering increased gain and stability, making it an ideal upgrade for a variety of amplifier types, including iconic British heads, Leslie cabinets, and bass amplifiers.

The Telefunken 6550-TK is not just about raw power; it's about delivering a rich, harmonic-dense sound that will bring your music to life, whether on stage or in the studio. Each tube undergoes meticulous testing, including cryogenic treatment and an extended burn-in process, ensuring peak performance and durability. With up to 35 watts of output power, this beam pentode tube delivers the full-bodied tone and reliability that discerning musicians demand.

Designed with longevity in mind, the Black Diamond Series means fewer tube changes over the years, allowing you to focus on what truly matters—your music. Each tube is hand-selected and rigorously tested, providing you with confidence in every note you play.

Key Features:

• Crafted in collaboration with JJ Electronic of Slovakia
• Up to 35W of output power
• Enhanced gain and stability over the classic 6L6 design
• Ideal for guitar, bass, and Leslie amplifiers
• Cryogenic treatment and extended burn-in for peak performance
• Long-lasting lifespan reduces the need for frequent tube changes