4-9 高齢者による番組背景音に関する主観評価結果と聴力低下に関する一考察(第4部門 ヒューマンインフォメーション1)

抄録

We conducted subjective evaluation on the relationship between TV volume and background sound level for the elderly. The participants themselves found no hearing problem, but they had small hearing loss. The results showed that positive subjects of recruitment phenomena annoyed louder than negative subjects when they listened at loud volume.