Decibel (db) — Schall Druck levels
Schall Druck levels in decibels für common Lärm sources und 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
12 Zeilen
Sound Source | Sound Level(dB) | Perception / Effect |
|---|---|---|
| Threshold of hearing | 0 | Barely audible |
| Rustling leaves | 20 | Very quiet |
| Whisper | 30 | Quiet |
| Library | 40 | Quiet |
| Normal conversation | 60 | Moderate |
| Vacuum cleaner | 70 | Loud |
| Busy traffic | 80 | Very loud |
| Power tools | 90 | Very loud |
| Motorcycle | 95 | Hearing damage risk (8h) |
| Rock concert | 110 | Extremely loud |
| Jet engine (close) | 140 | Pain threshold |
| Threshold of pain | 130 | Pain |
Quelle: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications