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The Sound Field in Front of a Wall
The Sound Field in a Closed Space Wave Theory
Reverberation and Steady State Energy Density
7 other sections not shown
absolute value absorbent absorption coefficient according to Equation acoustical feedback acoustical qualities acoustician Acustica angular frequency applied assume attenuation attenuation constant audience average calculated characterised characteristic impedance completely components concert hall corresponding damping constants decay curves decay process delay denotes depends diffuse sound field direct sound directional distribution distance effect eigenfrequencies electroacoustical energy density excited frequency range Furthermore geometrical hence impulse response incident sound increase listeners loudness loudspeaker low frequencies material maximum measurements method microphone mirror sources natural sound sources noise normal obtained panels particle velocity phase angle plane wave porous layer pressure amplitude quantity rectangular room reflecting wall reflection factor resonance result reverberation chamber rigid wall room acoustics Section solid angle sound energy sound incidence sound particle sound pressure sound propagation sound rays sound signal sound wave speech intelligibility standing wave subjective surface tion transmission function vibration wall impedance wavelength