1. The sound card is the processing unit for computer output and input audio files. It is divided into onboard sound card and independent sound card.

The onboard sound card has mediocre capabilities and can only rely entirely on playback. Software;

The independent sound card is a must-have equipment for professional music enthusiasts. It can produce sound independently for each channel and can also handle various large-scale audio conversion modes.

2. Decoders are divided into soft decoding and hard decoding:

Soft decoding is to use software to decode the corresponding audio mode;

Hard decoding is Install decoder accessories to decode the corresponding audio mode.

Hard decoding is more professional, does not rely on required software, and has a wider variety of audio modes and sound effects.

3. The full name of the headphone amplifier is a dedicated audio amplifier for headphones. It mainly provides the enhanced audio signals required by headphones.

To improve the sense of original sound and presence, high-grade headphones and other A dedicated headphone amplifier allows the wearer to achieve an immersive feeling.

4. Microphone amplifier, the full name is a dedicated audio amplifier for microphones. It mainly enhances the audio signal of the sound collected by the microphone, and transmits it to the power amplifier and its connected speakers, so that speakers at different distances can The audience is in for a treat.

5. Power amplifier, whose full name is audio power amplifier, mainly receives audio signals and enhances them.

Transmits them to speakers. There are two-channel ones, and there are also multi-channel processing capabilities. of.