Recording from 1860. Sound restoration.

Part 1 - Sound denoising Part 2 - Time Stretch: 50%-70% Part 3 - Tuning & quantizing Part 4 - Cleaning of harmonics Part 5 - Addition of harmonics, reverberation, stereo panoramma The Phonautograph Recording from 1860 of ’Au Clair de la Lune’ Sound restoration. The first known recording of a human voice, from April 9th, 1860. Édouard-Léon Scott de Martinville. ----------------------------------------- My music channel : Bitcoin donate is welcome): 1BstByW1HettAzwRitC6djJFBPS3quUESk