shengya-audio







A-80CSIII Integrated Stereo Amplifier
A-80CSIII Integrated Stereo Amplifier
tube stereo amplifier

Frequency response: 20Hz-20kHz±0.5dB

Rated output power: 80W(8Ω)/130W(4Ω)

Bluetooth version: Bluetooth 4.0

Input sensitivity: 350mV

Harmonic distortion: ≤0.1% (1kHz 1W)

Signal to noise ratio: 90dB

Input impedance: 47kΩ

Product weight: 11kg

Dimensions (WxHxD): 430x135x395(mm)

Optical coaxial up to support: 24Bit/192kHz



• Bluetooth wireless digital audio connection with mobile phones, laptops, tablets and other devices. It can also be connected to digital or analog audio with iPod, iPhone, i Pad, CD, DVD, TV HD box;

• With optical/coaxial digital signal input interface and 24Bit/192KHz digital-to-analog conversion accuracy;

• The pre-amplification part adopts the electron tube common-cathode amplifier circuit, and the electron tube serves as SRPP for buffer amplification;

• Application of field effect transistor negative feedback low distortion tone control circuit, additional signal through switch function;

• Electron tube and transistor hybrid precision high-voltage regulated power supply, with extremely high voltage stability and extremely low AC ripple coefficient;

• The power amplifier part is composed of high-power transistors to form a 0dB current amplifier circuit. The sound is warm and sweet, and the sound energy and dynamic performance are very good. It can easily drive various famous brand speakers.

• All the cross-connect capacitors for the electronic tube circuit adopt advanced MKP audio dedicated capacitors

• Adopting Japanese ALPS remote control volume potentiometer, which has the characteristics of low noise, no sound staining, and minimal error between the two channels.

• Equipped with equal loudness switch function, which can improve high and low sound performance at low volume

• The output adopts large gold-plated binding posts, which can be easily connected to any speaker wire

• Aluminum alloy multi-function infrared advanced remote control, making the operation feel better and more fashionable

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