- Directly replaces ECC82 and 6189 vacuum tubes with the 12AU7 electronic valve, ensuring seamless compatibility and performance. - Features a 9-pin double triode miniature design, specifically engineered for inverting counter clock amplification in audio amplifiers. - Maintains the same functionality and performance as the ECC82 and 6189, allowing for straightforward replacements without sacrificing audio quality. - Compact size with a flat core and medium column design, making it suitable for various audio applications without taking up excessive space. Key Benefits: - Enhanced Audio Quality: The 12AU7 delivers clear and precise sound reproduction, making it ideal for audiophiles seeking to upgrade their amplifier's performance. - Easy Installation: With its direct compatibility with ECC82 and 6189, you can quickly swap out old tubes without any technical hassle. - Versatile Applications: Perfect for use in high-fidelity audio amplifiers, musical instrument amplifiers, and vintage audio equipment, ensuring you can enjoy rich sound across various platforms. - Reliable Performance: Designed for durability and consistent operation, the 12AU7 ensures long-lasting performance in your audio setup. Choose the 12AU7 electronic valve for a reliable, high-quality replacement that enhances your audio experience while maintaining compatibility with existing systems.