Detailed explanation of acoustic design in home audio-visual room

With the continuous improvement of modern people's living standards and consumer tastes, enjoying professional audio-visual effects at home has become the pursuit of many people's lives, so the audio-visual room came into being.
How to fully meet the special requirements of audio-visual equipment functions in home design and decoration? How to create the best acoustic and aesthetic effects? The current decoration director designer Tan Bing believes that because the audio-visual room is a comfortable space, it should create a calm and relaxed atmosphere in the decoration.
In terms of color, it is necessary to distinguish it from the decorative feelings of the living room and bedroom. It is possible to boldly use dark, gray or partial matching, and try a personalized color to make the main body of the audio-visual room more prominent and the atmosphere more intense.
In terms of lighting, the dark color will inevitably cause a sense of oppression in the space, so usually the light of an audio-visual room can be dominated by warm light sources, but the main light source should not be too strong. The theme is TV and sound. In the local auxiliary light source, a small bull's-eye spotlight, a landing sheepskin or a paper light can be selected to adjust the size of the light source according to the artistic conception.
According to Tan Bing, according to different materials, decoration and design, the decoration price of the entertainment room ranges from tens of thousands to more than 100,000 yuan. It is most important to choose the materials and design that are most suitable for your living room.

â– Construction steps

The audio-visual room should be more than 10 square meters

According to Tan Bing, the chief designer of the current decoration company, the following points should be noted when decorating an audio-visual room:

1. Understand the basic situation of the room.

First of all, we must measure the net inner size and height of the room as accurately as possible. We must also understand the factors such as the window and the light environment. In addition, the room size of the audio-visual room should not be too small, the net area should be more than 10 square meters, and the height of the room should be no less than 2.8 meters.

2. Material selection.

Get an initial understanding of audiovisual equipment in the existing market, and choose brand names as much as possible, because each brand audio will have slightly different functional requirements and circuit modifications.

3. Wiring.

Under normal circumstances, the selected sound brand, you can ask the manufacturer to send a professional audio designer to visit the site, and the construction of the foreman to determine the wiring plan, fixed the echo, subwoofer and other jack positions.

4. Door and window processing.

The purpose of handling doors and windows is to soundproof, sound absorbing and dustproof. Because a lot of noise enters the room through doors and windows, if the outdoor sound is noisy, it is recommended to install double-layer windows.

If air conditioning is installed in the room, the air inlet of the air conditioning duct should also be silenced.

In addition, curtains, curtains and tapestries are important sound absorbing materials, and they are more exquisite and luxurious decorations. They can be used in entertainment rooms.

5. Indoor side treatment.

Sound insulation and sound absorption treatment on the ground, it is best to lay carpet, its sound absorption, sound insulation effect is ideal. The use of wooden floors or affixed wood strips can also have a certain effect, while plastic bricks or tiles have poor sound absorption and sound insulation properties.

The ceiling and the surrounding walls are also places where noise is easy to enter. The walls can be made into wooden walls or wooden wall skirts to increase the sound absorption of low frequencies. If you have the conditions, you can hang the decorative cloth on the wall. This wall cloth can not only enhance the sound absorption effect, but also beautify the living room.

6. The furnishings of the interior furniture.

The placement of indoor furniture should strive to be convenient to use and elegant in the living room. When placing furniture, try not to use a symmetrical pattern.

Do not place objects that are likely to cause vibration in the room, such as metal paintings, thin and light shells, etc. Their vibration will affect the sound reproduction effect.

The combination of cabinets and large sofas in the room can improve the sound absorption effect, especially for improving the low frequency effect.

7. Other attachments.

The bookshelves are placed indoors, and books, magazines, or CDs of different sizes are placed on the bookshelves. These items are absorbing and reflective to sound waves. For large-area reflective walls that are difficult to handle, try to place the bookshelf and improve the listening experience.

â– Key links

Five measures to solve the problem of sound insulation

In the process of decorating an entertainment room, the most important issue is probably sound insulation. The purpose of sound insulation is to cut off unnecessary sound sources outside to avoid interference, and to avoid the sound of the entertainment room affecting the outside.

According to the current director of the company, Tan Bing, the sound insulation of the audio-visual room can be achieved through various ways: First, the sound-absorbing materials are reasonably selected. Such as non-woven wallpaper, wallpaper with embossed pattern, etc., but also pay attention to the sound-absorbing materials should not be too much, otherwise the sound will be dry and dry, lacking a round, pleasant space. In the decoration process, wood flooring, thick curtains, carpets, tapestries and other materials with good sound absorption are good choices.

The second is to fasten the doors and windows.

The glass of the doors and windows (including the door glass on the furniture) must be securely installed and pay attention to the gasket at the gap. If the living room environment is facing the street or near the downtown area, the noise is too large, and the method of sealing the gap between the door and the window should be adopted. It is better to change the door and window glass to double layer. Thick wooden doors are used, preferably up to 50 cm thick, and there should be a cushion at the gap.

The third is that it is not appropriate to use large areas of floor tiles. Solid wood flooring or composite wood flooring is better, and cork flooring is better. If the existing floor tiles or hard floors can be used as a part of the carpet, the best solution is to use cork flooring with pure wool plush carpet.

The fourth is not to make a cavity ceiling. Whenever possible, use wood or sound-absorbing wood for styling or jagged shapes. The simplest one is to make wooden beams or mineral wool sound absorbing panels.

The fifth is to do the soft pack processing as much as possible on the wall. Or use sound-absorbing cork to make decorative wall panels, or you can make wooden bookshelves or shelves in appropriate positions, which is both practical and beautifying the space, and at the same time it plays a role in delaying sound waves.

If one side of the wall is a cement wall and the other side is a large cabinet type furniture, one or two fabric decorative paintings or tapestries with sound absorbing effects should be hung on one side of the cement wall so that the acoustic performance on both sides of the main speaker is as symmetry.

Floor curtains and carpets can also play a certain role in sound absorption.

â– Experience said

Create a sense of comfort through the lighting of the accessories

●Mr. Zhang, living in Japan for nearly 20 years

Sound insulation, sound absorption, and positioning are not problems. Professional people will solve everything. What I value is the coordination between the audio-visual room and the overall environment. For example, through the adjustment of color, accessories and lighting, the "hard feeling" of audio equipment is minimized.

The color of my audio-visual room and the color of the wooden floor are relatively close, they are all teak, and the lighting is very dark. A row of spotlights is installed behind the sofa, so as not to affect the environment and atmosphere of the audio-visual room.

Under the wooden floor, the stone is soundproof ● Wu Yang, male, company manager, audiophile

The sound insulation and sound absorption of the audio-visual room is the most important. I have a small door recommended to everyone, that is, under the wooden floor, I have laid nearly 1300 kilograms of pebbles, and it feels very good now. Because such stones can not only play the role of sound insulation, but also avoid unnecessary noise.

The wall behind the sofa was designed into a wave-like shape, which turned out to be a good result when used.

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