A car's graphic equalizer is used for the stereo. The equalizer helps you achieve a more pleasant-sounding experience from your speakers.
Clarion makes a car graphic equalizer for under $100. You can find them at www.nextag.com/graphic-equalizer/products-html and volumestereos.com/store/product_info.php?products_id=61
You need to be qualified in Electronics, then you must find an schematic for that specific equalizer.
A computer graphic equalizer calculates the graphic equalizer settings on your computer. After, it gives the most realistic playback of sound, compensating for both your sound system and the acoustics of the room
Graphic Equalizer Studio 2010.
Think about how much room you will have to mount it. Also how much pwer it draws when running.
Using a graphic equalizer setup and calibration disc in conjunction with a decibel meter is the best way to balance your graphic equalizer so that your system has a precise, accurate sound.
A graphics equalizer is a visual display of audio frequencies, broken down into small bandwidths called channels, ranging from bass (20htz) to treble (20khtz). A graphic equalizer allows you to adjust the decibel level of these channels.
The lights in equalizer t shirts are LED lights. They have built in sound sensitive graphic equalizer panels which respond to music and sounds around the wearer.
To hook up a graphic equalizer, first, connect the output of your audio source (like a mixer or audio interface) to the input of the equalizer using RCA or 1/4-inch cables. Then, connect the output of the equalizer to the input of your amplifier or powered speakers. Ensure that all devices are powered off before making connections to avoid damage. Once connected, power everything on and adjust the equalizer settings to shape your sound.
The AudioControl EQL is a competition level trunk mounted equalizer.
If you want to learn how to install a car equalizer, you should go to the website eHow which provide answers for 'How' questions, just type in the search box "How to install a car equalizer" and you will find page with all the instructions needed.
If you are not happy with the sound of your car stereo, you can always buy a car audio equalizer. For the best quality sound this is a good option. It does come with a price though.