Uploaded June 2026 | Updated September 2026, 2 weeks ago

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Join me as mastering engineer Bobbi Giel teaches us about mastering music for vinyl records at Welcome to 1979 in Nashville.

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Thanks to @welcometo1979 for making this video possible and supporting Audio University.

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0:00 Intro
0:54 What a mastering engineer actually does
1:54 The 1973 Neumann cutting lathe
3:11 Cutting from a digital file
3:56 The preview and pitch box (the look ahead)
5:51 How the lathe is wired up
6:39 Inside the cutter head
7:06 What a lacquer disc is made of
8:16 From lacquer to pressed vinyl
10:16 The groove under a microscope
11:12 Visualizing high frequency content
13:04 Keeping the essence of the master on vinyl
13:55 Cutting a record live
16:19 Digital vs vinyl: what changes
17:54 Sending your music in for mastering
19:34 Hearing the result

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