Audio CD Mastering

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Audio CD mastering involves three steps. It is a mysterious technique that is known only by a few who are musically inclined. Take a look.

Audio CD Mastering is the process of editing and enhancing audio on high-end equipment so that its sound and loudness can be improved. This makes a difference between the album sounding like a demo CD and a Pro-Sounding CD. When the CD is mastered, it has better punch, more clarity, better level and superb loudness.

CD Mastering is known to be a novel art that is known only to a handful of musically. The correct mastering can make a proper recording sound great, and convert a great one to a legendary one.. Several discs can be made competitive for in-store play and radio.

A dominant performance and excellent recording technique sets the basic tone for this voice. Mastering can deeply produce an effect on its impact and resonance. The depth, sense of air, punch and detail can be increased. Vintage tube processors can also work. Experience and a sensation for the music enables to find the best path.

In live concerts or recording studios, tapes are made that store the individual performances which are later converted to the final master tape. These are then sent to the replication plant wherein various copies are made. The creation of the final master is called mastering.

There are three stages in this process, all of which have been described here.

Assembly Editing

The tapes from the mixdown sessions or location recording are transferred to a digital editor. The tunes are arranged in a specified order and proper spacing is placed between the cuts. The start and end of cuts are faded to silence or the natural background noise of the performing space.

Alternatively, the cuts are crossfaded as desired. Pops, clicks and strange noises, depending on the source and severity are fixed at the mastering stage.


Initially, engineers started cutting master discs to create vinyl records and devised signal processors like compressors, limiters and equalizers to avoid overloading the cutter head. Modifying the settings could produce useful effects on the music, particularly in Pop styles. Equipment and techniques were used to sweeten the sound.

Smoothness, clarity, impact, and punch were increased depending on the requirement of the music. The aim is to enhance the emotional intensity. In case the performance, recording quality and arrangement are beneficial to start with, the final master sounds are better with the mix tapes.

Casual listeners can also notice the difference. The albums require big, radio-ready sound and a competitive edge in pop markets.


The finished music tracks are converted to the media required for mass production, generally Recordable CDs. The master disc can be heard on any disc player. Further, the client can audition it and provide the final approval. At times, cassette replicators opt for 4mm DAT tapes.

For CD replicators, mastering involves creation of the glass master disc that can be used to make stampers. Each CD plant opts to prepare their own glass masters for quality control reasons. The glass master has to be a proper mirror image of the CDR master disc created by the music mastering facility.

Audio mastering is a much-needed art to create the tracks to be heard well on CDs, vinyl records or MP3 formats. Mixing means balancing the levels between instruments and effecting the individual instruments to sound good.

Mastering means the final step where it is desired to polish the overall sound and maximize volume. Due to compression and clever limiting techniques, the Commercial CDs sound much louder than your own mixes.

Audio CD mastering enhances audio mixes so that they can compete with the latest commercial releases. Mastering it uplifts the quality of the songs to professional standards. The demo or album sounds like all the songs collected together.

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