ACOUSTICAL SYSTEM Russian patent published in 2012 - IPC H04R1/30 

FIELD: information technology.

SUBSTANCE: invention relates to audio reproduction equipment, namely, to the acoustic systems, and may be used for amplification and high-quality sound production, both in the cinema halls, and at the stadiums, disco halls and residential premises. The system is equipped with a throat chamber, a throat chamber is tightly connected to the input of the horn loudspeaker, and the dynamic head is located in the throat chamber, the horn is made, at least, in two sections, the output end of the first section is located inside the second section, the second section is made in a shape of an inverted cup, and the end face of the output end of the first section is installed with a gap between the inner bottom of the second section, the dynamic head is installed in the throat chamber with its cone outside, and the acoustic channel of the horn is made, at least, in compliance with the exponential law as an even and smooth surface.

EFFECT: creation of an acoustic system, reproducing high-quality sound and uniformly covering the entire frequency bandwidth, which is reproduced by the dynamic head used, having a relatively simple and inexpensive design, which easily fits into the interior of both residential and non-residential premises, eg a concert hall or a disco-hall.

7 cl, 4 dwg