Hello, I'm an expert in the field of audio production and I'm here to help you with your question about whether you need a mixer if you already have an audio interface.
The answer to this question depends on a few factors, including your specific needs and the type of audio production you're doing. Let's break it down step by step.
First, let's define what an audio interface is. An audio interface is a device that converts analog audio signals into digital format that your computer can process. It also converts digital audio signals back into analog format for playback. Audio interfaces come in all shapes and sizes and commonly connect to your computer via USB or FireWire.
Now, let's talk about mixers. A mixer is a piece of equipment that allows you to control the levels of multiple audio signals. It can also provide additional features like EQ, compression, and routing options. Mixers are typically used in live sound reinforcement and recording studios, but they can also be useful in a home studio setting.
So, do you need a mixer if you have an audio interface? It depends on what you're trying to achieve with your audio production. Here are a few scenarios to consider:

1. Simple Recording Setup: If you're just recording a single instrument or voice, a basic audio interface with a few inputs and outputs may be all you need. You can plug your instrument or microphone directly into the interface and record your audio without the need for a mixer.

2. Multi-Track Recording: If you're recording multiple instruments or performers at the same time, a mixer can be a valuable tool. It allows you to control the levels of each individual track and apply EQ or other effects to shape the sound. You can then send the mixed signal to your audio interface for recording.

3. Live Performance: If you're performing live, a mixer can be essential for controlling the levels of your instruments and vocals. It can also provide a monitor mix for the performers on stage.

4. Music Production Software: If you're using music production software with virtual faders and effects, a bare-bones audio interface may be sufficient. You can control the levels and apply effects directly within the software, eliminating the need for a physical mixer.

5. Built-In Audio Interface: Some mixers come with a built-in USB or FireWire audio interface. In this case, the mixer serves as both the audio interface and the mixing console. This can be a convenient all-in-one solution for your recording needs.
In conclusion, whether or not you need a mixer in addition to an audio interface depends on your specific situation and requirements. Consider the type of audio production you're doing, the number of inputs and outputs you need, and the features you want in a mixer. If you're just starting out or working with a simple setup, a basic audio interface may be enough. However, if you're recording multiple tracks or performing live, a mixer can provide additional control and flexibility.
I hope this helps clarify things for you. If you have any more questions, feel free to ask!
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Audio interfaces come in all shapes and sizes and commonly connect to your computer via USB or FireWire. ... If so, a mixer with a built-in USB or FireWire audio interface is worth a look. However, if you've got music production software with virtual faders and effects, a bare-bones audio interface could be all you need.Jan 3, 2013read more >>