I'm not an expert - I was into car audio back in the late 90's so some things got remembered.. But one thing about sine-wave frequency sweeps was that you'd ha

I'm not an expert - I was into car audio back in the late 90's so some things got remembered.. But one thing about sine-wave frequency sweeps was that you'd have standing waves from interaction with the car environment (the famous Honda Civic "buzzing trunk" scenario). So they're really only good for first-pass level setting, and you should quickly go onto real music.