Two-channel system speaker positioning skills

In the eyes of most people, excellent speakers can be combined to form a high-quality multi-channel music system or home theater. Some consumers have invested a lot of money in other video / audio equipment, but they have not matched the excellent speaker system. As a result, they cannot enjoy the charm of the full potential of the entire equipment.

To get the best sound quality, only good speakers are not enough, but the key point is that only by properly and perfectly matching the speakers can you get excellent sound quality. Poor collocation settings can make a high-end speaker sound messy. But then again, no matter how hard it is to configure and set up the brain, it is impossible for the inferior speakers to get excellent performance. The cheap multi-channel speaker system can't perfectly show the charm of movies like "Titanic", just like a Santana can't surpass Mercedes.

The effect and feeling of the multi-channel home theater should be very obvious, unless you place the speakers completely irregularly, of course this can not fully meet our requirements, 360-degree surround sound or the kind of realistic screen Infection requires the optimized speaker system software to be able to show.

Before we explain below, it is necessary to emphasize again the interaction between the speaker and the room. Please remember that each speaker has its own "tone" or musical performance. The final sound effect is the same as the placement of the speaker in the room. Position and position in the entire system are closely related.

All rooms have a bass stagnation point, the low frequency output from the speakers will be reduced at this position, and each room also has a low frequency enhancement point. The low frequency effect displayed in this place is more obvious, and the above two The distance between the "singular points" is usually very close, so it is often found that the bass that is displayed at a distance from one foot is completely different.

However, the configuration of the speakers is not as profound and complicated as imagined. Let Angola explain the method of speaker configuration and placement for everyone, even if it is a trick. The configuration of the speakers does not require special concentration and more patience, and the rules that must be followed are also very intuitive. Whether you are often immersed in stereo music or obsessed with multi-channel home theater, the application of these principles is very direct Yes, it only takes some time and everyone's efforts to get the best speaker matching effect.

Space: the starting point of everything
The most important difference between matching the correct speaker system and incorrectly matching the speaker system is that the correct method brings a very realistic three-dimensional real feeling, just like being in the atmosphere of the concert venue at that time. If the speaker settings are not correct, the whole sound will feel very "dry", without the depth, surround and dialysis of the real scene atmosphere.

The following will discuss how to correctly set the position of the two-channel stereo speakers. Of course, many of the settings are suitable for use in multi-channel settings. Even if there are 5 or more speakers that need to be set, it is still very important how to properly place the first two main speakers.

In most cases you may have to adjust the distance between the speakers, but now you have a good start. If there is no place in the room that can be placed symmetrically, it is best to keep the speakers as close to you as possible. No matter what adjustments are made, mark it with a ruler. This is not a joke. If you are using the most advanced speakers, The gap between this inch will cause a difference between the world. It is difficult to believe, but it is true). At the same time, you should pay attention to this issue whether you place the speaker on the stand or the floor.

Maintain the consistency of the wall surface and furniture. If the speaker on the left * is near a smooth wall and the speaker on the right * is near a rugged decorative tapestry, the result is that these inconsistent walls will absorb or reflect sound waves, resulting in a difference in timbre between the two speakers. Get accurate stereo sound effects. Keep this in mind to ensure that the walls around the speakers are consistent.

The key point of the speaker position
Finding the correct speaker placement means that you can get the best sound quality, bass performance, and overall tone balance. In addition, we must find the correct listening position. The distance between this point and the speakers on both sides of the wall can form an equilateral triangle. The next step is to find some audiovisual discs to actually verify the actual performance of the entire system. (See "Recommended Audiovisual Discs").

First adjust the distance between the speakers, first adjust the direction that the speakers face (we will also pay attention to the speaker feet), if the distance between the two is too far, the sound heard is very hollow, as if the sound from the speaker Was dispelled. If the distance between the two is too close, you will feel the obvious mono effect, and the stereo two-channel effect is safe. Only at the correct distance will you feel the effects of layering, strong stereo sound, and beautiful sound.

Connection: The speaker must be connected to the corresponding interface of the receiver or amplifier through the correct connection, that is to say, if it is a red interface, it must be connected to the corresponding interface of the receiver, the same as the black interface

Connect means all
This must be noted: the connection between the speaker and the receiver or between the speaker and the amplifier must be connected to the correct polarity, the red port on the receiver must be connected to the red port cable on the connected speaker, the black interface and The black wire must also correspond. If the wiring and the ends of the two ends are not correctly matched, the timbre and sound quality will be greatly affected.

At the same time, it should be noted that the speaker connection should be compatible with the receiver terminal and the speaker interface. Many advanced receivers use the nozzle button interface and the connection can connect the lotus port and the spade interface. The shovel line interface can be adapted to all interfaces and even bare wires (unless some particularly advanced models).

Sound quality, sound field and symmetry
The sound performance of stereo and multi-channel speakers is different, and the positioning of musical instruments and vocal re-sound fields will be affected by distance and angle. Unless the placement between the speakers is very symmetrical, if you can do this, the sound field performance and sound quality will be better.

Symmetrical positioning is very important for stereo speakers or the front left and right main speakers in a multi-channel system. The distance and angle from the audiovisual point to them should be as symmetrical as possible to obtain the desired effect. If the speaker manufacturer provides a reference for placement, it is of course good, but it may not be obtained, so the best way is to divide the wall behind the speaker into 3 equal parts, place a speaker at 1/3, and put The other speaker is placed at 2/3.

The next step is to adjust the distance between the two speakers to the wall behind, which is often overlooked by users. If the speaker is placed too close to the front wall, it will cause the bass part to be too strong and reduce its sound quality and sense of sound field. Because of this, the tone balance is easily destroyed in places where bass reduction or enhancement can occur, so it is necessary to constantly adjust the distance between the speaker and the wall to obtain a balanced bass effect and precise tone.

Tip: Make small marks on the positions that have been placed, so that when the effect of the next step is not good, it is easy to quickly return to the original state.

The following is a very detailed work, which is to adjust the angle between the speaker and the viewing point. For some bizarre speakers that are particularly strange, such as flat speakers or electrostatic speakers, these speakers have speaker units in the front and back directions. Just place them in parallel. Ordinary speakers with divergent directions need to adjust the angle between them and the viewing point until the sound quality and depth and direction of the sound field experience reach the desired level.

It is best to invite a friend to participate in the speaker adjustment work. He can be your "second pair" of ears. If he feels poor or ambiguous, he will readjust the position and direction until he is satisfied.

Some final points:
Sometimes tilting the speaker a little can get better sound quality and tonal balance, but you must ensure the stability of the speaker on its base or on the stand. It must not be shaken.
Many speakers or speaker supports have tapered feet that can be easily adjusted in height. After determining the final placement, the adjustment of the feet can obtain a better sound field and bass effect.
If you do not adjust the foot nails, you can put some thin pieces of wood in front.
Remember, the speaker tweeter and your ears in the seat at the audiovisual point should be roughly on a horizontal line.
The world premiere of the technical zone! ROHM has developed the power supply IC "BD372xx series" for high-quality audio. A practical guide for the purchase of home wireless routers. Understanding the circuit diagram and working principle of the audio. Talking about the "frequency response curve" in the audio. Deep dismantling report of the M0pro speaker: both internal and external

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