3

Leaking air out of the sides of the embouchure is a really bad habit to get into if you also play real wind instruments. It can be audibly distracting and it's also totally unnecessary. Oboe players have exactly the same problem that not enough air goes through the instrument. They cope by exhaling at the end of a phrase to empty the lungs before inhaling, ...


1

Most probably the problem is that your pure sine waves don't have any harmonics, and that's why the beating is so extreme. Any real instrument will have some harmonics, and when you play a sine wave out of a physical loudspeaker, it adds harmonics as well, in the form of distortion. This should be evident on your recording (made with a smartphone mic?), ...


1

If you're looking for price as a major factor, I would suggest the audio interface all the way; mixers get far more pricey than audio interfaces as you go up in quality and an interface will give you all you need for home recording as long as you have software on your computer to mix with. Mixers tend to be more practical live though, as the speed with ...


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