Patent ID: 8175286

Claim:
A system for recording acoustical quantities or sound samples characterising a sound field at least partly generated in a room by electroacoustic reproduction equipment comprising one or more transducers such as loudspeakers, the system comprising an acoustic mannequin comprising an artificial head and a torso portion for making binaural recordings of sounds in said room, and generator means for providing measurement signals to input terminals of said electroacoustic reproduction equipment and determining means for determining a function H(R) characterising the relationship between a sound pressure generated in or at the ear canal replicas of said artificial head, the head having a given orientation R relative to said sound field, and an input signal to said electroacoustic reproduction equipment, where the system furthermore comprises storage means for storing said function H(R) and storage means for storing binaural recordings Ni(R) made by means of said acoustic mannequin of other signal components of said sound field, such as background noises.