The TELEFUNKEN GZ34-TK is a full-wave rectifier vacuum tube renowned for its smooth operation and tonal contribution in audio amplification. Manufactured in collaboration with JJ Electronic of Slovakia, this tube is part of TELEFUNKEN's Black Diamond Series, which emphasizes harmonic richness and tonal balance, making it a premium choice for guitarists and audiophiles seeking to elevate their sound.

Classic Tube Design with Modern Manufacturing

The GZ34-TK features a classic octal (8-pin) base and glass envelope, maintaining the traditional design of this essential rectifier tube. Its robust construction ensures durability and consistent performance, making it a reliable choice for demanding applications. TELEFUNKEN's commitment to quality ensures that each tube is meticulously crafted to meet their exacting standards.

Smooth Power Delivery and Tonal Enhancement

The GZ34-TK is widely utilized in guitar and hi-fi amplifiers, offering smooth power delivery and contributing to a tight low-end and smooth midrange response. Its slow warm-up characteristic provides a gentle voltage rise, protecting your amplifier's components and extending their lifespan. Whether you're seeking vintage warmth, classic rock crunch, or modern high-gain aggression, the GZ34-TK delivers the reliable performance and tonal enhancement that discerning musicians and audiophiles demand.