As home theater enters people's lives, it is followed by a series of problems. What troubles most people is how to make sound insulation and sound absorption problems in the ordinary home living room and home theater. While enjoying the shocking blockbuster, they do not want to disturb their families. 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? The following small series share the experience with everyone:
What is noise? The introduction of home theater noise is the sound that hinders people from rest, learning and working, and the sound that interferes with the sound people want to hear.
The following is the unit of the sound: 0-20 decibels are very quiet, almost imperceptible; 20-40 decibels are quiet, like a soft whisper; 40-60 decibels, ordinary indoor conversation; 60-70 decibels, noisy nerves; 70 -90 decibels are very noisy and nerve cells are destroyed. 90-100 decibels are aggravated and hearing loss; 100-120 decibels are unbearable, and one minute is a temporary delay.
The home theater audio-visual room sound-absorbing and sound-absorbing specific scheme sealing inspection is the most direct method to 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. The sealing of the door is basically difficult to change, but if the door is too far from the ground, the sound is easy to spread in. At this time, you can consider changing the door, or adding a piece of plate to reduce the distance of the door from the ground. At home, the exhaust fan, the hood, try to buy the kind of cover that has the outside, which can reduce the speed of air transmission and block the mosquitoes in China.
The rough surface effect of the 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. Tips: 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, there are. The rough surface contains more surfaces, which makes [sound wave] produce multiple refractions, which can reduce noise. Don't forget that the representative is the wallpaper material.
There are many types of sound absorbing panels, and the shapes are also slotted and honeycomb typed: 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. The following two categories are detailed in detail:
Cloth fabric sound absorption first thought must be curtains, in addition to cover, beautify the home function, it can also absorb the spread of sound, and achieved the effect of sound absorption. This is why cinemas, home theaters (non-professionals) mostly use cheap, inexpensive 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. Tip: In the living room and a few areas with 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.
If the wooden furniture sound-absorbing home is Chinese style, you can boldly place an order and buy some valuable solid wood. It is best to have valuable furniture such as ebony, rosewood, wenge, Vietnamese huanghuali wood... Preservation can also be used to decorate the home. European style, rural style also has a good taste. Tip: Because wood has a characteristic, it contains a lot of fiber inside, and its porosity makes it absorb noise and absorb noise.
If you are planning to be a professional audio-visual room, the sound-absorbing and sound-absorbing materials of the decoration materials are close to the road and close to the sound source. If you have the conditions, you can decorate the windows, doors, interior walls and floors. 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.
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