Tube Amplifiers | Official Manufacturer Since 2006 | Lii Audio
Lii Audio is the official manufacturer of handcrafted tube amplifiers, designed and built in-house in Hangzhou, China since 2006.
Our amplifiers are developed for high-efficiency full-range speakers, field coil systems and low-power listening setups, with a focus on coherence, tone and musical realism.
This is the official Lii Audio website.
All Lii Audio amplifiers are engineered for simplicity, reliability and natural sound, using carefully selected tubes, custom transformers and point-to-point construction where appropriate.
What Is a Tube Amplifier?
A tube amplifier uses vacuum tubes rather than solid-state devices to amplify an audio signal. Many listeners value tube amplification for its tonal richness, spatial presentation and natural sense of flow.
In high-efficiency systems, a well-designed tube amplifier can deliver exceptional musical engagement with very low power output.
Why Choose a Tube Amplifier?
- Natural tonal balance and organic midrange reproduction
- Excellent synergy with high-efficiency full-range speakers
- Simple amplification paths with fewer unnecessary stages
- Strong sense of presence, texture and musical flow
- Ideal for low-power, high-sensitivity listening systems
Designed for High-Efficiency Loudspeakers
Lii Audio tube amplifiers are designed to work with high-efficiency full-range drivers, field coil systems and horn loudspeakers.
Rather than chasing power for its own sake, our approach prioritizes coherence, refinement and emotional connection to the music.
Less watts. More music.
Explore Lii Audio Tube Amplifiers
AMP01 Tube Amplifier
Handcrafted SET tube amplifier with point-to-point wiring, custom transformers and a musical presentation designed for high-efficiency speakers.
View productRelated Technologies
Explore our full range drivers guide, field coil systems guide and dedicated woofers designed for high-efficiency systems.
Lii Audio — Official Manufacturer Since 2006
Lii Audio is the official manufacturer of tube amplifiers, high-efficiency full-range drivers, field coil systems and woofers. All products are designed and manufactured in-house in Hangzhou, China.