How to deal with the sound insulation of the home theater audio and video room

China Home Theater Network: As home theater enters people's lives, it is followed by a series of problems. What troubles most people is how to do the sound insulation and sound absorption of the home theater video room, while enjoying the shocking blockbuster, I hope to disturb my family's rest and even come to the door by the neighbors. So how do you do the home theater audio-visual room sound-absorbing and sound-absorbing? Let's share the experience below.

How to deal with the sound insulation of the home theater audio and video room

What is noise? Introduction to home theater noise

Any sound that hinders people from rest, study and work, and the sound that interferes with the sound people want to hear.

The following is the unit of sound:

0-20 decibels are very quiet and almost imperceptible;

20-40 decibels are quiet, like a whisper;

40-60 decibel general, ordinary indoor conversation;

60-70 decibels are noisy and detrimental to the nerves;

70-90 decibels are very noisy and nerve cells are destroyed.

90-100 decibels increase in excitement and hearing loss;

100-120 decibels are unbearable, and one minute is a temporary delay.

Home theater audio and video room sound and sound absorption specific program:

First, the seal inspection is the most direct method

1. Observe whether the sealing strip of the door and window is aging, loose or even broken. Otherwise, you need to replace it with new ones; if you haven't already, then go buy it.

2, the door's sealing is basically difficult to change, but if the door is too far from the ground, the sound is easy to spread in, then you can consider changing the door, or add a piece of sheet to reduce the distance of the door from the ground.

3, the home exhaust fan, hood, try to buy the use of the outside of the cover, one can reduce the speed of air transmission, but also cover the mosquito "China."

Second, the rough surface effect

Living room, bedroom, study, etc., the wall can not be done, it is generally not suitable to make the wall surface is rough surface, unless it is a personalized house. If these are not appropriate, consider local areas.

(Hint: such as porch, wall part, TV background, sofa background, restaurant background, corridor background, wall surface, marble antique surface treatment, these are good places to start, as long as you pay attention, yes.)

The rough surface contains more surfaces, which makes the "sound wave" produce multiple refractions, which can reduce the noise. Don't forget that the representative is the wallpaper material.

Third, fabric fabric sound absorption

First of all, it must be a curtain. In addition to concealing and beautifying the functions of the home, it can absorb the spread of sound and achieve the effect of sound absorption. This is why cinemas, home theaters (non-professionals) mostly use cheap, cheap fabric curtains as the primary material for decoration, but also for reasons and economic factors. At home, in addition to the curtains, you can add carpets. In fact, a meaningful carpet may be the fuse that releases your feelings in your home.

(Hint: the living room and a few areas with relatively loud noise, you can consider the use of thick curtains and crepe fabrics, so the effect will be more obvious. European style, rural style, have a lot of room for development.)

Fourth, wooden furniture sound absorption

If the home is Chinese style, you can boldly place an order, buy some valuable solid wood, preferably valuable furniture with collection value, such as ebony, rosewood, wenge, Vietnamese huanghuali wood... To decorate the home. European style, rural style also has a good taste.

(Hint: Because wood has a characteristic, it contains a lot of fiber inside, and the porosity makes it absorb noise and absorb noise.)

Five, professional audio-visual room decoration materials, sound-absorbing and sound-absorbing

For areas close to the road and close to the sound source, it is possible to decorate windows, doors, interior walls, floors, etc.

The window can be provided with soundproof glass, combined with the above points, and then the wall is covered with a shelf, the sound-absorbing cotton is fixed, and the sound-insulating board is nailed. It is best to try it, the effect is definitely good. This kind of baffle has a non-professional level, but also a professional audition room level, depending on your needs and the economy.

Sixth, there are many types of sound absorbing panels, and the shape is also slotted and honeycomb.

The classification includes: wooden sound-absorbing panels, mineral wool sound-absorbing panels, fabric sound-absorbing panels, polyester fiber sound-absorbing panels, metal sound-absorbing panels, and ceramic aluminum decorative sound-absorbing panels.

Therefore, it is generally seen in theaters, concert halls, museums, exhibition halls, libraries, recording studios, KTV rooms, bar home noise reduction and other places that require high acoustic environment and high-end decoration.

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