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

hat exactly is "Dolby Sound"?The word "Dolby" in "Dolby Sound" is actually the surname of Dr. Dolby (formerly R.M. Dolby) in the UK. The Dolby Laboratory established by Dr. Dolby has successively invented a number of technologies such as the Dolby Noise Reduction System and the Dolby Surround Sound

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

Dolby AtmosDolby Atmos has been in existence for more than ten years. From cutting-edge technology to home use, it breaks through the concept of 5.1 and 7.1 channels in the traditional sense, and can fully combine the content of the film

How to match the sound to the room?When designing a surround sound system, the first consideration is the room itself. The size of the space determines what kind of sound you should match. The equipment required for a large open room and a small to medium room is obvio

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,