Did you know that a difference of 20 watts of power between one car audio amplifier and another might be completely inaudible? That same 20-watt difference might mean having to keep your windows rolled up on the highway to hear your music. Let’s look at the physics of reproducing sound with moving-coil loudspeakers and why Read More…

No matter how hard he or she tries, the installer who’s calibrating your car audio system can’t use a digital signal processor to tune distortion out of your system. We aren’t talking about the harmonic distortion that happens when a signal overloads the processor or an amplifier’s input stage. Preventing clipping is a simple process Read More…

Look at any of the top car audio subwoofer amplifier models available from specialty retailers. You’ll find that most include an option for a remote level control or bass boost function. Being able to fine-tune the output of your subwoofer system is great for those times when you want to rock out to an amazing Read More…

If you’ve browsed amateur car audio groups on Facebook, you’ve likely seen someone post that they have “set the gains halfway” on their amplifier. Their misguided theory is that this setting will limit the maximum amount of power the amplifier will produce. Saying this in the presence of a professional installer is the best way Read More…

When designing and integrating high-performance speakers into your car or truck, your local specialty car audio retailer might suggest choosing an amplifier or signal processor that includes a bandpass crossover. If you aren’t used to designing speaker systems, a task that most consumers don’t concern themselves with, then the term bandpass might be confusing. Please Read More…

Dash pods, kick-panel enclosures and sealed enclosures in doors might look cool, but they aren’t always an ideal solution for a speaker that will attempt to produce bass. In this context, when we talk about bass, we are discussing audio frequencies below about 300 Hz. In this range, most drivers with a cone diameter of Read More…

Since 1953, the Chevrolet Corvette has been an icon in the North American automotive industry. These two-seaters represent value and performance with styling that always lets them stand out from the crowd. Try as General Motors might, there’s still room for improvement, even on a flagship vehicle like this. Let’s look at some of the Read More…

Speaker pods and build-outs on A-pillars are becoming increasingly common in custom car audio installations. While some of these solutions look cool, the laws of physics can work against these cosmetic efforts to degrade the performance of your car stereo system. The subject of speaker installation could (and should) fill a book. In this article, Read More…

If you’ve looked carefully at the specifications of car audio amplifiers for any amount of time, then you’ll know that some designs make more power when they are connected to a higher-voltage electrical system. This type of amplifier is called an unregulated design. In the simplest of terms, it multiplies the provided battery voltage by Read More…

Over the years, car audio speakers have been installed in seemingly endless combinations of panels, pods and baffles. Some look great, some sound great and some offer both. Sadly, not everyone understands the physics involved in choosing the ideal installation locations for speakers. This article will cover a few of the vital installation criteria that Read More…

If you’ve asked your local specialty mobile enhancement retailer about upgrading your car stereo in recent years, they may have told you that they will need to add load resistors. While seemingly new in concept, the purpose of these resistors is simple. They’re often needed to ensure that the factory-installed amplifier in your car, truck Read More…

Whether you have a classic 240Z, a 370Z right off the showroom floor or are lucky enough to roll in a Skyline or GT-R, your local specialty mobile enhancement retailer offers a variety of audio, convenience, styling and safety system upgrades. From a technology upgrade like a new radio with CarPlay and Android Auto, a Read More…

In recent years, car radio manufacturers have added simultaneous dual Bluetooth phone support. At a quick glance, the ability to connect two phones to a single radio seems like a great solution for a family where the parents will be travelling in the vehicle at the same time. With that said, depending on the brand Read More…

When it comes to subwoofers or speakers, they need to be installed in a correctly sized enclosure to deliver accurate performance and useful bass extension. Speakers are complex devices that rely on their suspension components and the enclosure they are installed in to determine how they perform at lower frequencies. When the product specialist you’re Read More…

Have you ever purchased something, then regretted your decision a few days later? We recently ran into a situation regarding car audio subwoofer amplifiers where the answer to “Which is better?” became a complicated discussion. We’re going to look at two amplifiers – one is a consumer-grade product that’s extremely popular, the other seems to Read More…

Reintroduced as 2006 models, the Dodge Charger sedan and Challenger coupe are some of the most popular vehicles to upgrade. Whether your car has a V-6, the popular 5.7-liter V-8 or the tire-smoking supercharged 707 horsepower Hellcat, these cars all look amazing and offer a style not available from anything else on the market. Of Read More…

If you’ve browsed any of the online car audio forums or Facebook groups, you’ve inevitably run across someone asking if you have to upgrade the speaker wire in a vehicle to support a new car audio system. Unlike a sure-fire upgrade like new speakers or adding an amplifier, the answers to the benefits and drawbacks Read More…

In the ’70s, owning a van was cool. In the ’80s, Chrysler moved those buyers into its new car-based platform, the minivan, with the Caravan. This compact cargo- and people-friendly vehicle kicked off a trend that’s only recently lost momentum. When it’s time to move a large group of people, or you need the most Read More…

Adding a subwoofer to your car audio system is a great way to improve the quality and accuracy of the music you hear. As we’ve explained many times, sending bass information to a dedicated amplifier and a larger speaker alleviates the need for the small speakers in your vehicle to work hard trying to reproduce Read More…

In the past, we’ve looked at Class AB and Class D amplifier classes, the two most popular configurations in the mobile electronics industry. With that said, a few other classes deserve some explanation, as they can deliver improvements in amplifier efficiency without altering the sound quality. This article will review Class AB and Class D Read More…

We all know that having sound deadening installed in your car or truck is a great way to improve its comfort while allowing your stereo upgrades to sound better. In this article, we’ll look at some of the strategies for adding sound deadening. We’ll talk about different areas of the vehicle and the benefits associated Read More…