POWER vs INTENSITY vs PRESSURE LEVEL: What's the Difference?

What is the difference between sound power level (SWL), sound pressure level (SPL), and sound intensity level (SIL)? In this video, you'll learn a simple way to visualize the difference between sound levels.

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This video uses a simple balloon model for understanding the difference between sound power level vs sound pressure level vs sound intensity level.

It's common to confuse sound power level, sound intensity level, and sound pressure level. However, it's very important to know the difference between sound levels so that you can understand technical specifications and communicate with others in the audio production industry.

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0:00 - Introduction
0:34 - Sound Power Level (SWL)
0:52 - Sound Intensity Level (SIL)
1:33 - Sound Pressure Level (SPL)
2:06 - Summary: Sound Power Level vs Sound Intensity Level vs Sound Pressure Level

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