空気 speed 音 attenuation 湿度 frequency

Reference data と engineering information about 空気 speed 音 attenuation 湿度 frequency for acoustics applications.

airspeedsoundattenuation

Overview

Engineering reference data for Air Speed Sound Attenuation Humidity Frequency in acoustics.

$c = \sqrt{\gamma R T}$

Speed of sound in an ideal gas.

$L = 10 \log_{10}(I/I_0)$

Decibel level.

$\lambda = c / f$

Wavelength = speed / frequency.