Acoustic quality enhancement via feedback and equalization...

Acoustic quality enhancement via feedback and equalization...

Acoustic replay device

Acoustic system

Active digital audio/video signal modification to correct for pl

Adaptive speaker compensation system for a multimedia...

Apparatus and method for controlling tone quality

Apparatus and method for equalizing a soundfield

Apparatus for adjusting a frequency characteristic of an audio s

Apparatus for controlling acoustical transfer characteristics

Apparatus for electroacoustic energy conversion

Audio apparatus

Audio apparatus having electronic graphic equalizer

Audio enhancement system

Audio processing

Audio reproduction characteristics control device

Audio signal transmission system

Audio spectrum analyzer operable in a difference mode

Audio system

Audio system with a phase adjustment circuit