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Advantages and disadvantages of various sound boxes in the a
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The professional audio in the lecture hall plays an important role in many occasions, and the position of the audio in the lecture hall is also very exquisite. Do you know the advantages and disadvantages of the various audio boxes in the lecture hall?
The audiovisual system of the lecture hall
Advantages and disadvantages of various sound box placement in the auditorium: stereo double channel placement
Positioning mode:
The front of the conference hall is symmetrically placed with speakers, covering the conference hall cross-wise to ensure coverage.
Advantages:
1. The system is simple in composition, low in construction difficulty and simple in debugging. It can cover most areas.
2. It can be used in a wide range of occasions. It can meet the needs of small-scale performances, report meetings, discussion meetings and other functions.
Inferiority:
1. The uniformity of sound field is not enough. The difference of sound pressure between the front and back of the conference room is large, and the sound pressure attenuates quickly.
2. The coverage area is limited, and when the conference room is wide, it can not cover all the areas effectively.
Conclusion:
This kind of placement is suitable for meeting rooms with small size and simple structure. The area of meeting rooms increases and the applicability decreases.
Advantages and disadvantages of various sound box placement in the auditorium: monophonic centralized placement
Positioning mode:
Centrally placed in front of the conference hall requires special speakers, adjusting the location of each speaker to ensure coverage of the conference hall.
Advantages:
1. The division of labor is clear, each speaker covers the far field and the near field respectively, with high clarity.
2. Audio-visual concentration is conducive to language amplification, meeting the use of speeches and reports.
Inferiority:
1. The requirement of speakers is strict, and inappropriate placement of coverage angle can easily interfere with the sound quality.
2. Single channel, single scene, not widely applicable, conference language amplification.
Conclusion:
This placement method is suitable for conference room with speech amplification. It covers both far field and near field, and has high language clarity.
The audiovisual system of the lecture hall
Advantages and disadvantages of various sound box placement in the auditorium: left and right stereo main amplifier plus complementary sound placement
Positioning mode:
In front of the conference hall, sound boxes are symmetrically placed left and right, cross-covered, and BACK-FIELD scattered complementary sound boxes ensure the coverage of the conference hall.
Advantages:
1. Clear primary and secondary, direct coverage before and after, excellent uniformity and high clarity;
2. The meeting room can be used in a wide range of occasions to satisfy performances, report meetings and discuss various forms of meetings.
Inferiority:
1. The system is complex in composition and difficult in construction, and improper placement can easily cause interference to affect the sound quality.
2. The late debugging is complex, and the BACK-FIELD speaker needs to be delayed according to the site conditions.
Above is about the content of professional audio in the lecture hall. Learn more about the advantages and disadvantages of different positions of the audio in the lecture hall, so as to put it better.
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