

GM was one of the first companies to do it. These are equalization curves that get added into the music as the volume increases and progressively lower the amount of bass in the stereo system.

In recent years, more and more vehicle manufacturers have begun adding bass rolloff circuits to their audio systems. Our products are the best-performing ones on the market, and are available in multiple configurations, including a model with a remote bass level control. We aren’t using a low-dollar product, since that would put our client right back with the same quality as the high-level input plugs mentioned above. When we are building a reasonably priced subwoofer system, we often use what is known as a line output converter. Even when they work without noise, some of the low-end bass is compromised, and isn’t solving that why you wanted an amplifier in the first place? Line Output Converters Sadly, these “integrated” interfaces don’t work well, often injecting noise into the system. We Never Use the High-level Inputs on an Amplifierįirst and foremost, many reasonably priced amplifiers come with a high-level input plug that is supposed to allow you to integrate directly with a stock stereo system without an adapter.
SUBS FACTORY HOW TO
Unfortunately, many shops don’t know how to add bass to a factory stereo system properly or they offer inferior products that don’t perform well. We have found the bass to be the single biggest improvement you can make to the stereo system that came in your car, truck or SUV. As you turn up your stereo system, you can feel it in your chest. Real, accurate, tight bass makes music come alive. If you have ever been at a live concert and felt like you were being immersed in the music, it was the bass. Finally, connect your subwoofer to the amplifier using speaker wire as you would normally.Īlthough installing an aftermarket subwoofer to a factory car stereo may require a couple of additional steps, it makes it worthwhile for many customers who like the look of their existing car stereo.Sweet Sounds in Mankato has been adding subs and bass to factory stereo systems since our founding in 1993. Then, you would run RCAs from your LOC to your amplifier. As shown in the diagram below, to receive an input signal from your factory car stereo you would just need to tap into your rear speaker wires. Line output converters have built-in technology that was designed to overcome that bass roll-off caused by your factory stereo.

To prevent bass roll-off with your aftermarket subwoofer you will also need a line output converter (also known as a LOC) like the NVX XLCA2. The factory head unit knows the limitations of the factory speakers and if you keep increasing the volume, the bass eventually rolls off to prevent you from blowing any speakers or subwoofers. In a circumstance where you are exclusively using factory components, bass roll-off actually protects your factory system. This is also referred to as bass roll-off.
SUBS FACTORY INSTALL
Now, if you were to install an aftermarket amplifier and subwoofer, the bass would sound good to a point, plateau, then fall flat on its face. What Is Bass Roll-off and How do I Prevent It? That amp kit also includes everything else you will need including wires and cables such as RCAs, speaker wire, and remote wire. In addition, you will also need an amp kit to run power from your car battery to your amplifier itself. On our website, we have a number of subwoofers that have built-in amplifiers for those looking to simplify this process. A subwoofer is useless without an amplifier to go along with it. This is what you will need to actually amplify your subwoofer. The first thing you will need to purchase in addition to your new subwoofer is either a monoblock or a 5-channel amplifier.
