<iframe title="The Oldest Voices We Can Still Hear" src="https://www.youtube.com/embed/iEDvozbyUMQ?feature=oembed" height="113" width="200" style="aspect-ratio: 1.76991 / 1; width: 100%; height: 100%;" allowfullscreen="" allow="fullscreen"></iframe> **Duration:** 15:33 **Language:** **Complexity:** **Topics:** # 📒 Personal Notes --- date: 2024-03-20 --- # YouTube ![]() ## Description: -> [Youtube video Link](https://www.youtube.com/embed/iEDvozbyUMQ) ## Summary: The video discusses the history and significance of early sound recording technologies, focusing on Thomas Edison's phonograph and Édouard-Léon Scott de Martinville's earlier invention, the phonautograph. It elaborates on key milestones, including the first recordings of human voice and music, and emphasizes the contributions of these inventors to capturing sound for posterity. - In 1877, Thomas Edison invented the phonograph, the first device to record and replay sound, which became a sensation. - Édouard-Léon Scott de Martinville invented the phonautograph in the 1850s, which could inscribe airborne sounds onto paper but wasn't intended for playback. - In 2007, researchers digitally converted Scott's phonograms into audio files, revealing the earliest known recordings of a human voice from 1860. - The video features recordings from the 19th century, including Edison demonstrating his phonograph and Scott singing into his phonautograph. - The video also highlights recordings of historically significant individuals and the technical challenges of preserving early sound recordings. Topics and themes: **Sound Recording**, **History**