A device that is placed directly against the ear to listen to playback sounds or announcements. There are crystal, magnetic, and dynamic types, and they are inserted into the ear canal. They are used for hearing aids, when listening to radio or television audio, when listening to tape recorder playback, and when listening to simultaneous interpretation. → Headphones → Related items Receivers Source : Heibonsha Encyclopedia About MyPedia Information |
直接耳に当てて再生音やアナウンスを聞く装置。クリスタル型,マグネチック型,ダイナミック型があり,耳穴に挿入する。補聴器,ラジオやテレビジョン音声,テープレコーダーの再生音声などを一人で聞くとき,同時通訳を聞く場合などに使用される。→ヘッドホン →関連項目受話器 出典 株式会社平凡社百科事典マイペディアについて 情報 |
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