3-500ZG Matched Quad

Power and Reliability in Your RF and Audio Projects:

Upgrade your designs with the NEW, Penta Laboratories 3-500ZG Matched Quad Vacuum Tube Set  – the most robust high-mu power triode transmitting tube available today. Engineered for demanding RF and audio applications, this heavy-duty graphite anode tube delivers legendary performance, reliability, and simplified design.

Solve Your Design Challenges with the 3-500ZG:

-Maximize Power Output: Harness a massive 500 watts of plate dissipation to drive your most ambitious RF transmitters, amplifiers, and experiential audio projects.

-Simplify Circuit Design: Eliminate complex bias supplies with zero-bias Class AB2 operation, streamlining your builds and reducing potential failure points.

-Boost Signal Gain: Achieve up to twenty times power gain in cathode-driven circuits for a more responsive, dynamic, and impactful audio experience.

-Unrivaled Ruggedness: The heavy-duty graphite anode and reinforced stem-support ensure exceptional stability and longevity, even under demanding operating conditions.

-Seamless Compatibility: Direct premium replacement for the 3-500Z, this tube offers a significant upgrade in durability and performance compared to other USA Made Vacuum tubes.

Why Choose Penta Labs?

• Legacy of Excellence: Penta Labs upholds the original 3-500Z design legacy, combining classic vacuum tube technology with modern manufacturing precision.
• Hand-Matched Precision: Every 3-500ZG undergoes rigorous testing and matching to ensure optimal performance and compatibility in your projects.
• Built to Last: The 3-500ZG is engineered for durability, providing reliable performance for years to come.

Elevate Your Projects Today

Don't settle for ordinary components. Experience the unparalleled power, reliability, and design flexibility of the Penta Labs 3-500ZG. Whether you're an audiophile, RF engineer, or electronics enthusiast, this tube will revolutionize your creations.

Order Your 3-500ZG Today and Unleash the Power of Legendary Performance!