Reductive EQ

This lesson explains the use of reduction equalization. We use reductive equalization to remove or attenuate specific parts of the audio spectrum. Dynamic equalizers can be used for the same purpose.
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Spectral Balancing

Spectral balancing is the relationship between all the elements of a recording. This lesson explains spectral balancing. Equalizers are most commonly used tools in balancing the audio spectrum.
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De-esser

This lesson explains the use of de-essing in mastering. De-essing is used in mastering to remove hissing or harshness in the audio signal.
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Multiband dynamics

This lesson explains how we use multiband dynamics in mastering. Multiband dynamics are used in mastering to control certain parts of the spectrum without affecting or being affected by other parts of the spectrum.
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Compression

Compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet sounds thus reducing or compressing an audio signal's dynamic range. This lesson explains compression used in mastering. Compression is used in mastering for overall leveling or envelope control of transients.
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Limiting

Limiting is a process by which the amplitude of a signal is prevented from exceeding a predetermined value. This lesson explains the limiter as used for mastering. Limiters are used in mastering to limit the maximum peak level or an audio signal.
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Mixing & Mastering 

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