AV receiver

Power amplifiers are generally divided into front-level power amplifiers, rear-level power amplifiers and combined power amplifiers (commonly known as combined machines). A combined machine is a machine that integrates the front stage and the back stage. The front stage is used to initially amplify

The principle and history of Dolby surround soundSurround sound comes from movies, and its appearance is very popular among film and television companies and audiences. On the basis of the development of surround sound in theaters, Dolby Laboratories has developed a home s

About HiFi | What is audio infrastructure?Space processing, equipment selection and collocation, speaker placement, power supply processing, wire and pad materials, these five major items are the basic construction of audio. A country cannot successfully develop its economy or bring about a prospero

The future of wireless cinema! What is WISA?When it comes to wireless audio, the first thing that most people think of must be Bluetooth. From smartphones held by everyone to various portable or home wireless audio devices, the application of Bluetooth wireless audio is probably ubiquitous. However,

The role of home theater power amplifierAnalysis of the role of home theater power amplifierCreating a great home theater system starts with careful consideration of the various acoustic and optical components in an audiovisual room to create a great audiovisual

What is the difference between active speakers and passive speakers?We know what audio is, what is the difference between active audio and passive audio, and what is the difference between them?Active speakersActive speakers are also called active speakers, and active speakers are al