Distance Attenuation: −6 dB per Doubling
This lesson is part of the course
In this lesson
You calculate how a generator's level falls with distance as a point source and as a line source, chart both, and find the distance where the level meets a night limit.
Buy the course once for $9.99 to unlock every lesson and lab, the final exam and the certificate – lifetime access, no subscription.
Lessons in this course
- Sound Pressure Level: From Pascals to Decibels Locked
- Adding Sound Sources: Why 85 dB + 85 dB Is 88 dB Locked
- Distance Attenuation: −6 dB per Doubling Locked
- Daily Noise Exposure: Leq and LEX,8h Locked
- Permissible Exposure Time: 3 dB vs 5 dB Exchange Rate Locked
- Room Acoustics: Reverberation Time with Sabine Locked
- Absorption Upgrades: Shorter Reverberation, Quieter Rooms Locked
- Frequency & Wavelength of Sound Locked