Decibel (dB) — Sound Pressure Levels
Sound pressure levels in decibels for common noise sources and environments.
decibelsoundlevels
Overview
Sound levels measured in decibels (dB). The decibel scale is logarithmic — a 10 dB increase sounds about twice as loud.
Data Table
11 rows
source |
|---|
| Threshold of hearing |
| Rustling leaves |
| Whisper |
| Library |
| Normal conversation |
| Vacuum cleaner |
| Busy traffic |
| Power tools |
| Motorcycle |
| Rock concert |
| Jet engine (close) |
Source: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications