Unleash the true potential of your amplifier with the Telefunken KT88-TK Black Diamond Series Power Tubes. Crafted in collaboration with JJ Electronic of Slovakia, these tubes are designed to deliver high power output with minimal distortion, making them a top choice for both guitar and hi-fi amplifiers. The Black Diamond Series is celebrated for its harmonic richness and tonal balance, providing a smooth and dynamic range that caters to a variety of musical styles.

Whether you're a tone chaser looking to upgrade your KT88 amp or someone seeking a fresh flavor for your 6550 amp, these tubes promise a bold and expansive sound. Telefunken's meticulous attention to detail is evident in every aspect of these tubes, from their robust construction to their rigorous testing, including cryogenic treatment and an extensive burn-in process. This ensures consistent performance and long-lasting durability, allowing your amp to perform at its peak.

With a tight low end, smooth mids, and extended highs, the Telefunken KT88-TK tubes offer a balanced tonal response that can handle everything from pristine cleans to high-gain distortion. Their ability to manage plate voltages up to 800V makes them a versatile addition to any setup, providing the power and clarity you need for any performance scenario.

Key Features:

• Premium KT88 power tubes manufactured with JJ Electronic of Slovakia
• Designed for high power output and low distortion
• Rigorous testing including cryogenic treatment and burn-in process
• Compatible with amps running 6550 tubes
• Handles plate voltages up to 800V
• Expansive low end and smooth midrange for versatile tonal options