Join us on a musical journey from the Golden Age of analog mastering to the digital methods of today. We’ll find out why the music industry became obsessed with loudness, and learn how the digital era transformed the way that music sounds. Featuring Greg Milner and Ian Shepherd.

Twenty Thousand Hertz is produced out of the studios of Defacto Sound, and hosted by Dallas Taylor.

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If you know what this week's mystery sound is, tell us at mystery.20k.org.

Check out Ian Shepherd’s podcast The Mastering Show.

Check out Greg Milner’s book, Perfecting Sound Forever.

Episode transcript, music, and credits can be found here: https://www.20k.org/episodes/historyofmastering

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