EQ调校(国外英文资料).doc

EQ调校(国外英文资料) I posted - EQ [recommended] EQ regulation Skill of adjusting the equalizer Due to the resonance characteristics, room sound absorption coefficient of sound absorption materials on the sound of different frequencies and frequency response of the loudspeaker system is not a uniform reason, will result in some frequency sounds too strong and certain frequency sound problems. It must response to the frequency of adjustment room. The room balance has two kinds of methods: ear listening results adjustment, difficult, not easy to grasp, must have rich practical experience and familiar with the source program, and adjust the relevant SPL size is also related to the age of listening. Another method is to objectively measure and adjust with a pink noise source and audio spectrum analyzer. 1. equalizer adjustment method: Bass: 20Hz-40Hz, when appropriate and powerful voice. Can control the thunder, bass drum, and organ Bass voice. Excessive promotion will make music become turbid. Bass: 40Hz-150Hz, is the basic part of the sound, the energy accounted for the entire audio energy 70% is a table An important component is the style of music. When appropriate, bass relaxation properly, full sound soft, low voice thin, 150Hz, excessive promotion will make the sound muffled, bright degree drops, nasal enhancement. Bass: 150Hz-500Hz, is part of the sound of the voice, in this position, insufficient, singing music will be submerged, sound soft and weak, appropriate to enhance feel powerful, improve the sound intensity and loudness. Ascension will make excessive bass become rigid 300Hz, excessive enhancement of 3-6dB, as with the reverberation, it will seriously affect the clarity of voice. Alto: 500Hz-2KHz, low harmonics and harmonics contain most of the instruments, is a snare drum and percussion sound characteristics. The appropriate sound brilliant and lack of sound hazy. Excessive promotion will produce similar phone voice. ALT: 2KHz-5KHz, is the string sound characte