How to use data for HS code classification

List of contents of this article:

• 1 , How to install the car tweeter?
• 2、Is it necessary to install it if there is no horn in the rear door of the car
• 3, The car onlyHow to install a speaker

How to install the car tweeter?

1. Generally speaking, it is enough to install two frequency dividers, that is, the left front door all the way and the right front door all the way; if your car stereo is four-way, generally use full-frequency or coaxial speaker in the middle row, and there is no need to divide the frequency.

2. Use a special cable for tweeter to connect: Buy a special cable for tweeter, which can be purchased in car audio stores or electronic markets. Manually unplug the on-board power supply to prevent circuit short circuit or electric shock accident. Use the tool to open the fixed bracket of the original speaker and remove the original speaker.

3. First of all, remove the panel with central control switch, electric window switch and other control components.

4. The method is as follows: place a frequency divider in the left front door position of the dashboard. Install another frequency divider at the position of the right front door. Connect a capacitor (the recommended capacity is between 0.1F and 0.2F) in series on the tweeter. Then connect it directly in parallel to the mid-woofer.

5. At the foot pedal. According to the query of Baidu Youjia information, the treble and bass of the car horn are installed on the foot pedal, which can obtain the best sound field and the best imaging force in most car audio modifications.

6. Installation method: Generally installed on the water tank frame, there are 2, one treble and one low note. Don't make a mistake when buying. It's easy to replace. Unplug the plug, remove the installation screw, and replace it with a new one.

Is it necessary to install the rear door without a horn

In fact, there is no need to install it in the rear The door is equipped with a speaker. Generally, horns will be installed in the front-row driving and seating positions. Therefore, if the horn is installed at the rear door, there is no need to install a low-end version of the car. Even some models, if the whole model releases speakers, it will look particularly low-end.Therefore, it is recommended that you do not install the back door speaker.

In fact, there is no need to install speakers on the rear door of the car. In general, the speaker will be installed in the driving and seating positions of the front row of the car. Therefore, if the speaker is installed in the back door, there is no need for low-end cars, and even some cars will feel particularly low-end if all the speakers are released. Therefore, it is recommended that you do not install the speaker on the rear door of the car.

The horn of the rear door of the car is not a necessary car accessory, because the people in the car are generally the driver and passengers in the front row, so the horn of the front door can be used. And the speaker of the rear door needs to be rewired. If it is not very ambitious for the use of the car, there is no need to install it.

It's not necessary. There are few people in the back. The two in the front are enough [If there is something wrong with the car, ask the car master.4S store professional technician, 10 minutes to solve.

If the subwoofer is placed in the back and there is no loudspeaker around, the back row staff will be too stuffy to park and a little uncomfortable. Of course, you can turn down the effect of the subwoofer, which may be better, but since it has been modified, it is recommended to install a speaker on the back door.

Is it necessary to add a rear door to the original car with only two horns? The answer is: The original car only has two speakers and it is necessary to add a rear door, because the sound effect of four speakers is better.

How to install only one horn in the car

1. If the original car only has two horns, if you want to install two more horns, you can choose to install it at the rear of the vehicle or on the door. You need to buy two new speakers and some tools needed for installation, such as screwdrivers, wires, etc.

2. The original car is single-wire, and it is not difficult to connect a double-wire horn. After the speaker is fixed, a wiring column is connected to the car body, and another wiring column is connected to the original car horn wire. If the original car speaker is negative control, one wiring column is connected to the positive pole of the battery, and the other wiring column is connected to the control line of the original car horn, that is, negative Extreme.

3. The car is equipped with a horn, find the installation of the horn on the car, and connect the two wires of the horn to the two wires of the car. Horns are divided into several different instruments, a kind of wind instrument, which is thin at the top and thick on the bottom, mostly made of copper. The other is a modern electroacoustic component, which converts electrical signals into sound, also known as speakers.

4. Only in this way can a better sound field be formed. The installation method is also mostly in the position of the original car tweeter or installed in the A pillar after the A-pillar reverse mold.The installation of the mid-tone speaker should be more convenient. It is generally installed in the original position of the car speaker. And the woofer should be installed in the lower sound field as much as possible, such as under the car seat.

5. If you just buy and install an ordinary stereo sound system, car owners had better place the rear door speaker of their car at the rear door of the car. If the AV system is installed, in order to pursue the surround effect, it can imitate Japanese and American cars, and horns can be installed in the rear pillow.

6. Hello, you can ask the 4S store to install the stereo. They have professional personnel. Don't install it privately.