科学技术と音楽

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Toshiboumi Ohta

音楽と科学技術の連携に関する考察 LT なので、ごく表面的な話題だけ

音楽と科学技術の
アヤシイ関係について
2017 9/1
Beer bush @ Secure Sky Technology

音楽は科学技術の成果物
これが今日の LT の結論
以上、終わり！
…では、話が続かないので
音楽と科学技術についてちょっとお話
文化だとLTじゃ死ぬの確定なので楽器中心に

通信カラオケ
音声合成（シンセサイザ）
音楽再生メディアに特化して再設計
高速なデータ処理が可能になって実用化
MIDI規格
1/700 のデータ圧縮を可能とする

金管楽器
19世紀に一気に発達
産業革命による精密機械加工技術の普及
精密なバルブなどが制作可能に

木管楽器
金属加工技術の恩恵
複雑なキーメカニズム
フルート?サキソフォンの改良
音響工学に基づく設計の最適化（金管楽器も同様
）

打楽器
冶金工学
シンバルの改良
合成樹脂
ヘッド（皮）の改良
ケブラー樹脂による胴の補強
塗料の改良

弦楽器
筐体は基本的に17世紀に完成
弦の材質
ガット?スチール?ナイロン
天然素材の管理技術
含水量の調整（計測）

さらには…
音律を最初に解析したのはピタゴラス？（伝説）
弦の長さを 1/2 にすると一オクターブ上
2/3 にすると５度上
周波数を計測できなかった時代！

…ということで
音楽は貪欲に最新の科学技術を求めます
オルゴール?レコード? CD ? MP4
最初の録音は「メリーさんの羊」
でも科学技術ではフォローできないことも
作曲
敢え無く敗退

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