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A CPU, or Central Processing Unit, doesn’t directly process audio. Instead, it handles the instructions and data calculations for the entire computer system. When it comes to audio, the CPU plays a role in managing the software that processes and outputs audio.

Here’s how it works:

1. **Digital Audio Signal**: First, you need an audio signal in a digital format. This happens when an analog audio signal (like the one coming from a microphone or a musical instrument) is converted into digital data via an A/D converter (Analog to Digital converter).

2. **Software Processing**: Next, this digital audio data is processed by a software on the computer. This software could be a DAW (Digital Audio Workstation) like Ableton Live, or a simple media player like VLC. The audio data is usually in a file format like WAV, FLAC, or MP3. The software