Video Description: The decibel scale can be used to express the gain of sound but also to measure the exact level of a sound. Here you learn how to use the different types of decibel scales to do this.
To avoid the additional step of clicking the Play button on every video, make sure that AutoPlay is enabled in your browser by following the instructions below:
1
Click 'Safari' in the menu bar, then 'Settings for This Website'.
2
In the Pop-Up, select 'Allow All Auto-Play' under Auto-Play.
You must be logged in to join the conversation.