Schalldämmmaß (n)

sound insulation (n)

The effectiveness of the sound insulation depends on the excitation frequency.

Sound insulation is designed to impede or prevent the propagation of airborne and solid-borne sound by reflecting it as it crosses between two media.

sound reduction index (n)

sound transmission loss (n)

High sound transmission losses R indicate low sound transmission and good insulating performance.

隔声指数 (n)