透過音の主観評価に関する実験的検討

抄録

This study investigates evaluation of speech sound through walls. In this case, it is nesessary to consider the effects of background noise. This paper describes the results of subjective evaluation in different background noise level. The results of this paper are as follows; 1. Transmitted speech sound level is better for index of this purpose than sound pressunre level difference. 2. Level difference between transmitted speech sound level and background noise level is related to the results of subjective evalution.