The Difference Between Doubling Sound Power, Sound Amplitude, and Subjective Perceived Loudness.

This article demystifies the concept of decibels (dB) in sound measurement, explaining how perceived changes in loudness are condensed into a scalable format. It clarifies common misconceptions by detailing specific conditions under which sound “power,” “amplitude,” and “subjective loudness” can lead to increases of 3dB, 6dB, and 10dB, respectively, using practical examples from audio engineering and everyday scenarios.