subwoofer

what is the subwoofer forPrinciple of subwooferThe internal power amplifier circuit divides the sound into several frequency bands through the frequency divider. The output of the middle and high frequency bands is sent to the satellite speakers, and the out

What are active/passive and 2.0/2.1 speakers?Now many friends may think that after buying a speaker, as long as the 3.5mm connector is directly plugged into a player (CD player/digital player/computer/mobile phone), the speaker will emit sound. Indeed, many products on the market today are predestin

What is the difference between active speakers and passive speakers? how to chooseThe difference between active speakers and passive speakers is mainly whether the speakers have a power amplifier.Active speaker: built-in power amplifier, it can work when it is connected to the power supply and signa

If you're a professional sound engineer, DJ, musician or discerning audiophile, you definitely need speakers that can accurately reproduce all the textures of any sound source. Because any distortion will affect the quality of your work and listening experience. That's why you should choose the righ

Development of Transistor Power Amplifiers and Intermodulation DistortionWith the gradual maturity of semiconductor technology, the varieties of high-current and high-voltage transistors are increasing day by day, and more and more power amplifiers use OCL circuits or OTL circuits without output tra

Is it better to choose active speakers or passive speakers?The difference between active speakers and passive speakersFirst of all, let's figure out the concept of active speakers and passive speakers. Active speakers refer to speakers with built-in power amplifiers, also known