I can't seem to record sound on my MX300 when I record from the stereo mixer. All I get is this high pitch noise. I remember one time I got it to work but I don't remember how I did it. Line in works ...

Computers can be used for a lot of things, and among them, you can use a computer to record audio, video, and more. Recording audio on Windows is a fairly simple process for anyone, but there are a ...