IMPROVEMENT OF TONE QUALITY OF LARGE SIZE AUDIO DEVICE AND DEVICE FOR IMPROVING SOUNDPROOF DOUBLE WINDOW PERFORMANCE

摘要

PROBLEM TO BE SOLVED: To provide a device for improving the interior of a large size audio speaker and the tone quality in a system for generating the original sound of the speaker by reducing the turbid sound in the sound generated in an audio room, and a device for increasing the sound proofing strength of a soundproofing double window.;SOLUTION: Each one of articles comprising pipes 1 of 5 cm in diameter for tones from ti to sol fixed to bases 2 is mounted in right and left speakers and on the right and left walls of the audio room. For a soundproofing double window, pipes cut to 30 to 20 cm in length shorter than the pipe for tone sol by stages are mounted between an outer glass plate and an inner glass plate.;COPYRIGHT: (C)2001,JPO