4 Essential Things to Know About Your Car’s Stereo and Speakers

The stereo of your vehicle contains the radio, CD-player, and the place to plug your MP3 player in. The stereo runs on a 12-volt system and comes standard in most modern vehicles. Furthermore, after market stereos and speakers can be purchased if you are looking to upgrade your vehicle’s sound system.

Parts of the Car’s Stereo System

The head unit controls the overall system volume and audio sources in the vehicle. The amplifier increases the power of the audio’s signal, so it can move the speakers and create sound. Amplification is done by a preamp and a power amplifier. The speakers convert an amplified electrical signal into mechanical energy, which moves the speaker back and forth to create sound.

Types of Car Speakers

There are five main types of car speakers. Tweeters produce high frequencies and are the smallest type of speaker available. Super tweeters create the highest sound frequency possible. Midrange speakers create detail that tweeters and woofers cannot, as they handle everything in between. Woofers create mid to low tones, and are a versatile part of a full range speaker system. Sub woofers create the lowest frequencies, and are often very large.

Common Stereo Speaker Problems

One common problem with stereo speakers is a bad connection. This could be a bad connection to the amplifier, or other wiring connecting the speakers to the sound system. Check all the connections to ensure they are properly secure. If you experience a spotty sound from the speakers, they may not be grounded properly. Blown speakers emit a distorted sound and may even have visible damage. The only way to correct this is to replace the speaker.

Signs of Stereo and Speaker Problems

Static is a sign your stereo or speakers are not working properly. Another sign your system is not working is if the sound cuts in and out. A third problem could be your sound system is not working at all, so no noise comes from the stereo system or speaker.

The stereo system and speakers allow for a more interesting drive and more enjoyable ride. There are many different parts to the overall sound system of the vehicle, especially once you start adding in aftermarket speakers and parts. There are different types of car speakers, so depending on how extravagant you want to go there is a speaker that will fit your budget.


The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Need Help With Your Car?

Our certified mobile mechanics make house calls in over 2,000 U.S. cities. Fast, free online quotes for your car repair.

GET A QUOTE

Related articles

Symptoms of a Bad or Failing Differential Output Seal
Common signs include whining sounds and oil leaks coming from the differential.
How to Replace a Hole in a Speaker
If If you want a good sound system, you need a good set of speakers. Speakers are basically air pistons that move back and forth creating different sound frequencies. Alternating current is fed to the speaker voice coil by an...
How to Install a New Pair of Car Speakers
Installing new car speakers can greatly improve the quality of audio when you listen to the radio or music in your car.

Related questions

How do I shuffle a CD?

When your CD is in shuffle mode, then it will play the songs in random order. To turn on shuffle mode, press the Random/Repeat button until Disc Random is displayed. If you are listening to an MP3 or WMA disc,...

How do I use the CD player?

Your car is equipped with a CD player as standard equipment. This gives you the ability to listen to the music of your choice on a CD, as well as the AM/FM radio. Using the CD player is pretty simple....

How do I adjust the volume in the infotainment system?

Adjusting the volume in the infotainment system is very easy. Simply rotate the VOL knob until you reach your volume preference. The volume will increase when the knob is rotated clockwise, and decrease when the knob is rotated counterclockwise.

How can we help?

Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST.

1 (855) 347-2779 · hi@yourmechanic.com