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Sound essential_equalizer
Release time:
2020-03-26
Summary： Why does the audio need to be equipped with an equalizer? What are the functions of the equalizer? What are the functional characteristics of the equalizer? Follow Shijiazhuang Professional Audio to learn about the equalizer!
Why does the audio need to be equipped with an equalizer? What are the functions of the equalizer? What are the functional characteristics of the equalizer? Follow Shijiazhuang Professional Audio to learn about the equalizer!
Equalizer: Equalizer is divided into active equalizer and passive equalizer. The general passive equalizer is taken as an example.
Room equalizer is a kind of equalizer with Shanghai wave, which is used to adjust and improve the frequency transmission characteristics of the hall. Its characteristic is that only attenuation is not improved. Luzhou wave
The three order narrowband pass wave device, each octave attenuation is 18dB. There is also an octave nine-segment equalizer, 1/2 octave 15-segment equalizer, and 1/3-segment equalizer.
Generally, there are 10dB, 12dB, 15dB and 18dB attenuation.
1. Features of equalizer:
1) Compensation (correction) of the frequency characteristic (curve) of the sound system
2) Frequency compensation for the frequency characteristics of the sound field
3) Subjective processing of timbre structure and creation of timbre characteristics
2. The role of the equalizer
1) improve the sound quality, adjust the spectrum curve.
2) Improve the signal-to-noise ratio of the system and attenuate the noise band.
3) Eliminate acoustic feedback
4) Make up for the defects of the sound field and improve the listening environment.
5) An important processing method for modifying and processing timbre.
6) to meet the different enthusiasts in the auditory, psychological requirements.
The above is a simple little knowledge of the equalizer! What needs can contact Shijiazhuang professional audio at any time!
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