The audio system is one of the determining factors that a user considers when buying a car. There are a lot of things that make a car’s audio powerful and worth listening to. The best car audio system primarily includes an amplifier. We have heard about amplifiers a lot in our lives, but we do not know what it does. Do you think your car’s audio is not loud enough and sounds very bland? We think your vehicle is missing a good amplifier. An amplifier gives the sound system a powerful boost and makes the sound richer. Do you want to know how does a car amplifier work? Keep reading!
What is the Function of a Car Amplifier?
A car amplifier may seem like a complicated thing for you, especially if you hated physics in school. Car amplifiers are made using a few components, including switching power supply, amplification section, and audio input stages. A low-level signal or low sound enters the system, and it passes through the amplification section to become bigger. When the low-level signal turns into an electrical waveform, it becomes more powerful and provides a rich sound. You can increase the drive volume and enhance the sound quality.
How Does a Car Amplifier Work?
The amplifier is not as complicated as people think; it is an internal booster that enhances sound quality. It is a three-stage process that significantly amps up the overall sound power and makes it more impactful. The amplifier takes the power supply from its internal circuitry to add to the audio signals. The audio signals come from the built-in stereo of the sound system. The amplifier enhances the sound quality and delivers it to the audio terminal. People specifically use amplifiers to alleviate their boring sound system.
The amplifier includes a direct power supply, speaker-level input stages, bridging circuitry, speaker crossover circuitry, and noise prevention. Most amplifiers may not involve a speaker-level input stage due to different reasons. However, they are the prime reason why audio sounds powerful and crisper. The amplifier is encased in a metal body which is responsible for cooling off the amplifier.
The audio utilizes more power, but some of it is wasted in the form of heat. Hence, you can feel your audio system heating up sometimes. High-power transistors are attached to the metal body to cool the amplifier. Excess heat can damage the amplifier if the cooling-off mechanism is not correct.
How to Turn On and Turn Off a Car Amplifier?
There will be times when you do not want an overpowering sound for which it is essential to turn off the amplifier. The amplifier is a complex combination of input and output mechanisms connected to the system with a small wire. The amplifier is connected to the stereo with a small wire or attached to the ignitions sometimes. When the ignition is on, the amplifier is on, but the amplifier does not get power when it’s off.
A user can use a small remote sometimes to provide direct power to the amplifier. When the wire has 0V current, the stereo uses energy from the battery to play audio files. When the wire is neutral at 0V, the amplifier does not draw any power from the battery. The user has more control over the kind of sound they want. It is easier to operate an amplifier. If you have not used a sound amplifier before, you may find its sound overpowering. Hence, you can experiment with the amp settings to find your perfect sound settings. We are sure there is no looking back after getting an amplifier.
Things to Consider Before Buying an Amplifier:
If you are a newbie, you may not know much about the car amplifier and which one is the best. If you wonder how to choose an amplifier for car speakers, we will rescue you. Here is what you need in the best car amplifier:
You can consider the channel as a battery that powers each speaker in the audio system. You need to choose an amplifier according to the number of speakers your car has. If your car has two speakers, you can expect two amps to power two coaxial speakers and a woofer. However, if you are planning on adding subwoofers in your car, then a single amp can do the trick.
2. System compatibility
If you have an audio system in your car already, it would be easier to judge the amplifier compatibility with it. Buy an amplifier with preamp outputs and install an unamplified signal. The amplifier will produce a clear sound that will make you decide whether or not it is suitable for your existing system. If you have a factory audio system or speakers, it does not have a preamp output to connect to an external amplifier. If your speaker does not have a preamp output, then investing in one can help you achieve high-quality sound.
The power plays a crucial role in enhancing the audio quality significantly. People make the mistake of buying the amplifier first and then selecting the stereo. You need to analyze the existing power of the stereo before making the final choice. The RMS value of the speaker system determines the RMS value of the amplifier. Usually, 755 to 150 RMS is capable of powering up the speaker.
Believe it, or not car amplifiers make a huge difference in enhancing sound. It is literally like fuel to your sound system and makes the sound appear crisper. If you are fond of listening to rocking music at high volume, then getting an amplifier is a great decision.
Many people do not know how does a car amplifier work. However, it is a simple three-stage process to convert the low-level output into a high-level output. We hope you understood the nook and crannies of an amplifier and its function in detail after reading the article.