

Cayin CS-805A SET Integrated Amplifier Review: A Masterpiece of Single-Ended Class A Design
In this Cayin CS-805A SET Integrated Amplifier review, we'll explore why this remarkable piece of audio engineering has audiophiles worldwide buzzing with excitement. As a reviewer at The Audio Tailor, I've had the pleasure of experiencing many high-end amplifiers, but this particular unit stands out for its exceptional build quality, sublime sound characteristics, and innovative features.
First Impressions and Build Quality

The moment you lay eyes on the CS-805A, its premium construction is evident. The robust chassis houses an impressive array of components, including the coveted WE6SN7 output triodes and prestigious 300B tubes that drive the 805A output tubes. The craftsmanship is simply outstanding, with meticulous attention to detail evident in every aspect of its construction.
Sound Performance
The sonic signature of the CS-805A is nothing short of magical. Delivering 2x 50 watts of pure Class A power, this amplifier creates an expansive soundstage that brings music to life with extraordinary depth and clarity. You're welcome to chat with our team about how this amplifier might pair with your existing setup - we're always happy to share our expertise.
Technical Excellence

- Single-ended Class A amplification
- Selectable negative feedback (0 to -3dB)
- External hum balance control
- Three line inputs plus pre-input
- Soft start circuitry and high voltage delay protection
Pros and Cons
Pros:
- Exceptional sound quality with 2x 50W output
- Premium tube configuration (WE6SN7, 300B, 805A)
- Versatile connectivity options
- Customisable sound character
- High-quality component selection
- Robust protection features
- Dual functionality (integrated or power amp)
Cons:
- Substantial weight (38kg)
- Requires adequate ventilation
- Premium price point
- Warm-up time required for optimal performance
Who Is This For?
The CS-805A is perfect for discerning audiophiles who:
- Appreciate the warmth and character of tube amplification
- Seek a high-power SET amplifier
- Value customisation in their listening experience
- Want a versatile amplifier for both stereo and home cinema applications
Setup and Operation

Setting up the CS-805A is straightforward, though its 38kg weight means you'll want to position it carefully. The front panel controls are intuitive, and the included remote control adds convenience. If you'd like specific guidance on optimal setup, our team at The Audio Tailor is just a phone call away at 1300 308 711.
Value Proposition
While the CS-805A represents a significant investment, its performance, build quality, and versatility justify its position in the high-end amplifier market. The combination of premium components, including Alps volume control and porcelain tube sockets, ensures long-term reliability and satisfaction.
The Verdict: Audio Excellence Personified
The Cayin CS-805A SET Integrated Amplifier stands as a testament to what's possible in modern tube amplifier design. It delivers an enthralling listening experience that will satisfy even the most demanding audiophile. For personalised advice on how this magnificent amplifier could enhance your audio journey, don't hesitate to reach out to our team.
For more information or to discuss how the CS-805A could complement your system, contact us at 1300 308 711 or email sales@theaudiotailor.com.au.
