How to connect the rear amplifier?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

Must-know rules for safe use of home theater audio systems1. Requirements for the use of professional home theater audio systemElectronic equipment must pay attention to the use conditions of the equipment during use, and professional home theater audio system equipment should pay more attention to

A Brief Discussion on Tube AmplifierI have been in contact with tube amplifiers for more than ten years. The first one I bought was the Japanese Lux EL34 tube amplifier. Similar to the original audio, it was also out of interest in technology. From then on,

Cause Analysis of Common Faults of Tube-amplifier Power Amplifiers1. The output power becomes smaller and the sound becomes weak1. Power tube agingThe screen current of the power tube can be measured. Use a 100mA DC ammeter, connect the negative test lead to the screen pole, and

Sound designer talks about how to use transformer to tune CD playerPower transformers have high-frequency signals and electromagnetic signal interference. When winding audio transformers, the inside should be shielded, and the outside should be covered with an iron shell to reduce e

How much do you know about HIFI power amplifier ?Power amplifier, the abbreviation of power amplifier. Its basic function is to amplify the signal from the preamplifier around 1V, so that it can generate enough undistorted output power to drive the speaker to work normally.