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遮蔽效果에 關한 硏究

Study on Masking Effect

申奎植, 李浩燮,
소속 상세정보
申奎植 (  ) - 梨花女子大學校 醫科大學 耳鼻咽喉科敎室
李浩燮 (  ) - 國立醫療院 耳鼻咽喉科

Abstract


In order to in jestigafe the effect of the masking noise, following tests were performed
on 20 normal hearers in average sound treated testing room.
1. Measurement of white noise masking level to the air conduction threshold of the contralateral ear.
2. Measurement of white and pulse noise masking level to 10 db above threshold of the same ear.
Above two tests showed identically better masking effect of both white and pulse, noises, to the speech frequencies, moderate to high frequeneies, and poorer to lower frequencies.

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