DECIBEL LEVELS:
Here's a chart of some cool decibel levels:
| 160 | ||
| Jet engine - close up | ||
| 150 | Snare drums played hard at 6 inches away Trumpet peaks at 5 inches away | |
| 140 | Rock singer screaming in microphone (lips on mic) | |
| Threshold of pain | ||
| 130 | ||
| Pneumatic (jack) hammer | Cymbal crash | |
| Planes on airport runway | 120 | |
| Fender guitar amplifier, full volume 10 inches away | ||
| Power tools | 110 | |
| Subway (not the sandwich shop) | 100 | |
| 90 | ||
| Heavy truck traffic | ||
| 80 | Typical home stereo listening level Acoustic guitar, played with finger at 1 foot away | |
| Average factory | ||
| 70 | ||
| Busy street | Small orchestra | |
| 60 | Conversational speech at 1 foot away | |
| Average office noise | 50 | |
| Quiet conversation | 40 | |
| Quiet office | 30 | |
| Quiet living room | 20 | |
| 10 | Quiet recording studio | |
| 0 | Threshold of hearing for healthy youths |