@audioquest4life
Thank you for your suggestion. Our website is currently being revamped, and the information you’re looking for will be available once the new site launches in September.
Although the information isn’t published on the website yet, I’m happy to answer your questions.
The hierarchy of our product line is as follows:
Basic：HIFI、UK
Selected：HORIZON、ART
Premium：WE、ACME
The HORIZON Series is our latest line, featuring a more neutral sound compared to the Art Series and incorporating the latest technologies, such as HPC coating.
The WE Series pays homage to the classic Western Electric sound.
The A Series is our true flagship, offering a neutral and well-rounded sound profile.
The main differences between the two series within each level lie in their sound styles.
Regarding the technologies and features of the HORIZON series:
1. Advanced Coating Technologies: The H series uses HPC-T and HPC-X coating technologies, significantly reducing signal distortion, ensuring stable output, and enhancing sound purity.
2. High-Quality Materials: Utilizes high-quality cross-class materials, extending lifespan and improving sound quality.
3. Rigorous Quality Assurance: Each vacuum tube undergoes a burn-in test for at least 24 hours before leaving the factory, ensuring stability and reliability.
4. Minimal Noise: The 12AX7-AT, 12AU7-AT, and 12AT7-AT tubes feature an improved internal structure design and extensive pre-burning process, significantly reducing noise and microphonics, ensuring exceptional performance.