Attenuates
Using Filters Effectively in Mastering
Filtering
Sound Filters
Using Filters in Mixing
Using Filters to Shape Your Mix
Using Filters for Mixing
Using Filters in Music Production
Using Filters Effectively in Mastering 
Below are the primary types of filters used in mastering: Low-Pass Filter (LPF):
Attenuates frequencies above a specified cutoff point, allowing low frequencies to pass through
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Filtering 
Notch Filter:
Attenuates a very narrow band of frequencies, effectively removing unwanted resonances or feedback
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Sound Filters 
Band Stop Filter (Notch Filter) A Band Stop Filter, or Notch Filter,
attenuates a specific range of frequencies while allowing others to pass
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Using Filters in Mixing 
Notch Filter:
Attenuates a narrow band of frequencies while allowing others to pass through, often used to eliminate unwanted resonances
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Using Filters to Shape Your Mix 
Notch Filter:
Attenuates a specific frequency range while allowing all other frequencies to pass, useful for eliminating unwanted resonances
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Using Filters for Mixing 
Notch Filter:
Attenuates a very narrow band of frequencies, useful for eliminating unwanted resonances
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Using Filters in Music Production 
Notch Filter
Attenuates a very narrow band of frequencies while allowing all others to pass
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Filters 
Band-Stop Filter (Notch Filter):
Attenuates frequencies within a specific range while allowing frequencies outside that range to pass through
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EQ Curve 
Notch Filter
Attenuates a very narrow band of frequencies
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Soundproofing Recording Spaces 
Key Concepts Sound Transmission Class (STC): A measure of how well a building partition
attenuates sound
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Nebenberuflich selbstständig 
Nebenberuflich selbständig ist, wer sich neben seinem Hauptjob im Anstellungsverhältnis eine selbständige Nebentigkeit begründet.