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1. https://www.learnoutloud.com/Free-Courses
2. http://www.openculture.com/freeonlinecourses
3. https://www.skillshare.com/browse/audio
4. https://www.lynda.com/Audio-Engineering-training-tutorials/1290-0.html
5. https://www.edx.org/school/berkleex
6. https://ocw.mit.edu/courses/audio-video-courses/
7. https://ocw.mit.edu/courses/audio-video-courses/#biology
8. https://www.futurelearn.com/study-uk?utm_source=bc_india_google&utm_medium=cpc_search&utm_campaign=bc_great_october_2019