EXPERIMENT ON INFLUENCE OF ARCHITECTURAL ACOUSTIC FACTORS IN CASE OF INDOOR WALKING : Part 2. Architectural acoustic design for the visually handicaped

Abstract

［ nthe pr eding paper ， it was revealed し hrDugh the interview with theΨisually handicapped that archit tural acoustics and environmenta 正noise are s至 gni ∬ − cant factors fGr their indoor mobility ． In the present work ， experiment on the detection of a sound sGurce and the indoor mobility has b n carried Dut in four kinds of spaces with different acoustic conditions ． As the exper 王 mental results the followings are obtained ． The sense of direction of the blinds in a long thin space was § uperior to that in a broad space ， The reverberation time and the finish ofthe floof don ' t a 『 当 t on the sense of direction ofthe blinds in mobility ．