Our series of articles on what tools are important to test and configure a car audio system upgrade moves on to the oscilloscope. Tools like digital voltmeters, real-time audio analyzers and, of course, hand tools such as screwdrivers, side cutters, wire strippers and a socket set each have their place and importance. When it comes Read More…
HID versus LED Headlight Bulb Upgrades – Which Is best?
When it comes to safe driving at night, upgrading the headlights in your car or truck with HID or LED bulbs can make a dramatic difference in your ability to see long distances. Dozens of articles and videos on the Internet compare the two technologies. Piecing together information from all of them and wading through Read More…
Automotive Dashcam Features Explained
A dashcam is a compact camera system designed with automotive-specific features to capture video of everything that happens in front of your car or truck. The video files from a dashcam can protect you from fraud or false accusations in the event of an accident. Let’s take a look at some of the most popular Read More…
Understanding Specifications: Operating Voltage Tolerances and Protection Circuits
To close out our series of educational articles on amplifier specifications, we are going to talk about operating voltage limits and, by association, the protection circuits built into a car audio amplifier. In the good old days of electrical systems that were composed of an alternator, battery, switches and a couple of relays, delivering a Read More…
Car Audio Amplifier Remote Control Options
If you are thinking about having your local mobile enhancement retailer add a subwoofer amplifier to your car or truck, you may want to ask them about the remote level or bass boost control options that are available. Being able to adjust the amount of bass your system produces from the driver’s seat allows you Read More…
Product Spotlight: ARC Audio Pro-Series DSP Platform
The product development team at ARC Audio has been hard at work developing a new collection of digital signal processors called the Pro-Series. This new family of processors includes the flagship stand-alone PS8-PRO, the PS8-50 DSP-equipped eight-channel amplifier rated at 50 watts per channel and the IPS8.8 DSP upgrade module for the new two-, four- Read More…
Understanding Specifications: Class AB Car Audio Amplifier Crossover Distortion
We are at our second-to-last article in our car audio amplifier specification series and this time, we are going to talk about Class AB amplifier crossover distortion. This distortion has nothing to do with the high- or low-pass filters built into your amplifier; it’s a problem with the very concept of the Class B amplifier Read More…
Understanding Replacement Automotive Headlight Bulb Color
Upgrading the headlight bulbs in your car or truck can dramatically improve your safety and the safety of other drivers, pedestrians and cyclists. Your local mobile enhancement retailer may offer high-quality HID or LED bulb upgrade kits in a variety of color temperature options. These colors typically vary from 3,000 to 12,000 K. The question Read More…
Product Spotlight: Sony MEX-N5300BT
Though single-DIN Bluetooth CD radios don’t get talked about as often as their multimedia receiver brethren, products like the Sony MEX-N5300BT remain in high demand. As the premium product just below the GS-Series source units, the MEX-N5300BT is equipped with all the source feature and connectivity requirements you’ll need to ensure that you will be Read More…
How Does a Car Audio Amplifier Work? – The Input Stage
It’s time to look at the input stage of how a modern car audio amplifier works. The input stage is responsible for interfacing with your radio and provides features like the gain control, crossovers, bass boost, remote level control and signal summing that your installer will use to make your stereo system sound great and Read More…
Product Spotlight: ARC Audio X2-Series Amplifiers
The X2 series from ARC Audio includes eight amplifiers that offer the features installers need to create amazing car audio systems while delivering industry-reference performance. ARC has divided the X2 series into two sub-groups offering different cosmetic and performance characteristics. The Level 1 product group includes a monoblock along with a four- and five-channel amplifier Read More…
Why Can’t I Turn the Volume on My Factory Radio All the Way Up?
Whether the sound system in your car or truck is bone stock or upgraded with premium amplifiers, speakers and subwoofers, the system’s maximum volume may not directly coincide with turning the knob up all the way. The short and sweet of why this happens is something called gain overlap. This conscious and deliberate design decision Read More…
How Does a Car Audio Amplifier Work – The Power Supply
We’ve talked about car audio amplifier features and specifications at great length, but up to this point, we haven’t discussed how a car audio amplifier works. In this article, we’ll provide a simple overview of how the power supply in your mobile amplifier can take the 12 volts supplied by your electrical system and convert Read More…
Product Spotlight: Sony MEX-M72BT
If you are looking for a marine radio to upgrade the stereo system in your boat, side-by-side or motorcycle, drop by your local car stereo shop and check out the Sony MEX-M72BT CD receiver with Bluetooth. Designed with an easy-to-use interface, this single-DIN radio has all the source and control options you need to make Read More…
Understanding Specifications: Car Audio Amplifier Distortion
As we slowly approach the end of our latest Understanding Specifications series, we want to take a look at car audio amplifier distortion ratings and explain what they mean. We should make it clear: No matter how or good or bad a piece of audio equipment is, every audio component adds some amount of distortion Read More…
Why Car Audio System Setup and Tuning Are Important
Unlike buying and setting up a basic home audio system, having a new amplifier and speakers installed in your car or truck requires proper setup and tuning. At home, you can adjust the placement of the speakers and how much they are toed in to affect the focus of the soundstage and the bass response. Read More…
Understanding Specifications: Car Audio Amplifier Stereo Separation
We’re back in the lab and working on a few more articles about amplifier specifications in order to wrap up this series. This time, we’re going to talk about the amplifier stereo separation specification. In a nutshell, the stereo separation, or crosstalk, number tells us how much of an audio signal leaks from one channel Read More…
Understanding the Basics of Digital Audio Files
If you are in your late 40s or older, then you likely grew up with a turntable or tape player in your home as a way of listening to store-bought music. Between 1982 and 1983, the compact disc entered the market and forever changed the way music was stored and transported. In this article, we Read More…
Product Spotlight: Sony XAV-AX1000
If you are looking for a multimedia receiver for your car or truck with a bright, clear screen and Apple CarPlay smartphone integration, then you’ll want to check out the Sony XAV-AX1000. Equipped with a 6.2-inch, touch-sensitive display and rotary volume control on the front panel, the XAV-AX1000 looks great while being easy and intuitive Read More…
The Basics of Digital Audio Compression
We recently talked about how the conversion from analog to digital works and explained some of the basic terminology associated with digital audio files. In this article, we are going to look at how different digital audio compression algorithms work to reduce file size so that files can be shared more easily. The Basics of Read More…
Upgrade Your Vehicle Technology Without any Clutter
These days, it seems like there are more vehicle technology options than ever that can plug into the power outlet in your car or stick to the windshield. The problem with using the cigarette lighter outlet in your vehicle is that you end up with a lot of wire clutter and components attached to Read More…
Understanding Specifications – Car Audio Amplifier Efficiency
Next, on our look through the common specifications included with modern car audio amplifiers, we want to take a look at amplifier efficiency. With the electrical systems in modern cars shrinking in capacity with every passing year, getting power from your amplifier without taxing the wiring, battery, and alternator in your car is a genuine Read More…
Product Spotlight: Sony XAV-AX210SXM
One of the most recent source unit introductions from Sony Car Audio is the XAV-AX210SXM DVD receiver. This multimedia receiver features a 6.4-inch touchscreen with Apple CarPlay and Android Auto smartphone integration. It’s the first Sony product to include iDatalink Maestro compatibility. Let’s look at the features of this high-value source unit and explain how Read More…
Understanding Specifications – Car Audio Amplifier Frequency Response
As the next topic in our series explaining amplifier specifications, we will look at the frequency response information that manufacturers provide and explain how to interpret this information. In the simplest of statements, the frequency response spec will tell you about the low- and high-frequency limits of the amplifier based on its design. As with Read More…
Understanding Specifications – Car Audio Amplifier Input Sensitivity
The next topic in our look at car audio amplifier specifications is input sensitivity. This specification is easy to understand but is important to choose an amp that will work with the system your local car stereo shop has designed. In the simplest of terms, the sensitivity specification determines how much voltage is required on Read More…
Understanding Specifications – Car Audio Amplifier Signal-to-Noise Ratio
Welcome to our new series about understanding product specifications. Our goal in these articles is to help you understand what the amplifier power ratings mean when you start to compare solutions. We’ll not only explain which numbers are good, but we’ll include a detailed description of what each specification means, how it’s measured and how Read More…
Understanding the Specs – Amplifier Power Ratings
Welcome to our new series about understanding product specifications. Our goal in these articles is to help you understand what the amplifier power ratings mean when you start to compare solutions. We’ll not only explain which numbers are good, but we’ll include a detailed description of what each specification means, how it’s measured and how Read More…
Are High-Efficiency Speakers Better?
If you are an avid car audio enthusiast, it’s likely that you’ve seen photos of or heard systems that use high-efficiency pro audio style speakers. These drivers were designed for PA systems at concerts and can produce impressive output levels with moderate levels of power from an amp. In this article, we are going to Read More…
Vehicle-Specific Audio Upgrades
Did you know that in Europe, there aren’t nearly the number of qualified car audio installers that there are here in North America? In some countries, shops that primarily sell wheels and tires are the most popular choice for purchasing and installing audio system upgrades. Manufacturers that want to provide consumers with premium sound system Read More…
The Basics of Sound and How it Works
Understanding how to recreate music in our vehicles is a complicated science. Balancing speaker sizes and locations with the goal of recreating what the recording engineer heard in the mastering studio or, at the very least, making your system enjoyable isn’t always easy. We want to take a look at the physics behind sound and Read More…