Active and passive speakers refer to whether the speakers have built-in amplifiers.Active speakers: Active speakers are also called active speakers or automatic gain control (AGC) speakers. They have integrated amplifiers and usually include some tuning functions such as volume control, equalizer, e

Do you know all the four common surround sound processing systems in home theaters?1.SURROUND decoding virtual surround sound technology and chipQsurround is currently a relatively new set of sound processing systems that can perform sound field processing on ordinary discs (stereo) and simulate Dol

Passionate about tuberculosisIn Guangdong and Fujian, people call electronic tubes tubes, so tube power amplifiers are used to be called "tube amplifiers", a very intuitive and easy-to-remember name.Physicist Fleming developed the earliest diode tube on the basis of the Edison effect. The main funct

Tube amplifier, some common sense must be understoodTube amplifier is a kind of audio equipment that uses vacuum tube as amplifying element, and it plays an important role in the audio field. Tube amplifiers are highly regarded for their unique timbre performance and warm sound quality, and many aud

Three Factors Affecting the Gallbladder SystemDoes the integrated tube amplifier need to add a preamplifier? Many enthusiasts have such questions. There are three factors here. One is whether the signal output by the audio source is large? The output signal of many foreign CD players is relatively s