What does an audio engineer do when mastering music?

So that you’re a musician that simply recorded your first album. You in all probability went right into a recording studio and performed your entire elements a few occasions, with the audio engineer dealing with all the technical stuff. So far as you recognize, they need to be capable of take all of the elements they recorded, burn it to a disc, after which it must be able to press. Whereas this isn’t fully flawed, {most professional} musicians take their combined down recording and move it off to another person for mastering.

What’s mastering?


Mastering is the ultimate step within the manufacturing of an album the place they add the ultimate “polish” to the recording. That is completed by technically enhancing the readability of the mixes. This makes the compilation of songs sound extra coherent, extra “collectively”. This additionally ensures that the mixes sound effectively on all listening units.

Effectively, that’s all effective and dandy, however does knowledgeable mastering technician do when mastering a recording?

1. Quantity Degree Maximization


That is to guarantee that all audio is at most quantity, so that each one songs are on the identical quantity degree. Ever watch late night time TV, the place the quantity of the commercials are a pair notches increased than the present you have been watching? If knowledgeable mastering engineer was concerned, they might elevate the quantity of TV present to match the quantity of the commercials.

2. Guaranteeing a Constant Stability of Frequencies


This ensures that each one frequencies are accounted for within the recording; bass, mids, and treble, in order that there are not any areas the place there isn’t any bass/mids/treble.

3. Noise Discount


That is the method of eradicating noise from an audio sign. When utilizing analog expertise, sound recordings exhibit a kind of noise referred to as tape hiss. That is associated to the particle measurement and texture used within the magnetic emulsion that’s sprayed on the recording media, and in addition to the relative tape velocity throughout the tape heads.

4. Encoding


Knowledgeable mastering lab may take your recording and encode the UPC (Common Product Code), ISRC (Worldwide Commonplace Recording Code), CD Textual content (further details about the CD, e.g. album title, track title, and artist title) or different PQ info.

5. Error Checking


This ensures the integrity of the information stream throughout CD duplication / replication at any CD manufacturing plant.

Nonetheless confused about what knowledgeable mastering engineer does to your CD audio recording if you hand it off to them? Don’t fear, audio mastering is a really difficult course of. I simply hope that you simply higher perceive why skilled mastering is an integral a part of the entire audio manufacturing course of. It could possibly make a world of distinction!

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