Lightworks may be the best iMovie replacement for you if youre highly. License: Public Domain: No Known Copyright. I see that I can adjust the volume level of the song for the whole song but I. License: CC BY-SA: Attribution-ShareAlike

Rory Adams, Free High School Science Texts Project, Mark Horner, and Heather Williams, Sound - Grade 11.

Now that you’ve created your project, Lightworks will open up into your workspace. Click on the create a new project button, give it a name, and then click create. Here you can start a new project or manage your old ones. License: Public Domain: No Known Copyright. When you first open Lightworks, you will see your project screen.

OpenStax College, Sound Intensity and Sound Level.

This figure shows The Fletcher Munson Chart, which demonstrates the different sound frequencies and decibels that the human ear perceives as the same.ĬC licensed content, Specific attribution Loudness is a measure of sound intensity taking frequency into account, and is called a A-weighted decibel, dB(A), or a phon. This is a standard threshold, but it also depends on frequency.

Sound intensity can be found from the following equation: exts o is the reference pressure which is 20 micropascals or 0 dB, and s is the observed sound pressure.The human ear has a standard sound threshold of 120 dB, which expressed logarithmically is around 10 12.

Lightworks 14 adjust audio levels