Adopting 6J1 (can be replaced by WE403/CV4010/6AK5/EF95) and 6P6P (can be replaced by 6V6) vacuum tubes for preamp stage and power amplification, with good flexibility, fast response and good high-frequency resolution. Adopting single-ended class A circuit, the distortion is ultra-low, can originally reproduce the music, the sound is pure and warm, full and mellow, delicate and sweet than the digital amplifiers.
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