In the 80s and 90s, it seemed like car audio installers were often having to resolve noise issues after installing a system that included an amplifier or signal processor. In many cases, the problem was called a ground loop. However, in some cases, the noise was present because one of the signal cables passed by […]
Bench Battle: Headunit Features vs. Performance
Awhile ago, a client asked us what you get when you buy a “better” headunit. The usual answer is that you get more features and improved functionality. Those of us with a drive for the ultimate in sound quality and realism from our mobile electronics systems choose products in hopes of them receiving improved sound […]
Product Spotlight: Sony XM-S400D
One of the most popular upgrades to a car audio system is to add an amplifier to the speakers. Providing your speakers with extra power allows them to play louder without fear of damage from harmonic distortion. Over the years, Sony has offered many different amplifier solutions that sound good and offer excellent value. Recently, […]
Custom Vented Enclosures-More Bang for Your Buck
We all know that the performance of different makes and models of speakers and subwoofers has a dramatic difference in how they sound. When it comes to the installation of subwoofers, the choice of enclosure plays a huge role in the sound of the subwoofer system. In this article, we look at some of the […]
Fuses: To Serve and Protect!
Let’s face it: Accidents happen. Minimizing the collateral damage from an accident is important. When you have a mobile electronics system that includes installing an amplifier in your vehicle, a discussion about fuses or circuit protection should take place before the installation begins. Choosing the right device to ensure your system works as intended and […]
Steering Wheel Audio Control Integration
When you go shopping for a new radio for your car, one of the many questions the product specialist should ask you is whether your existing radio has steering wheel-mounted audio controls. Almost every aftermarket radio has provisions to accept a signal that will give you steering wheel audio control functions like volume, source selection, […]
Does Preamp Voltage Matter?
For almost as long as there have been car audio enthusiasts, they have been adding amplifiers to their vehicles to increase the power available to drive their speakers. More power means we can turn the volume up higher without distortion. When it came to connecting amplifiers to speakers, the first power boosters connected to the […]
Rear Speakers – A Benefit or a Bad Habit?
For decades, automobile manufacturers have installed relatively large rear speakers in their vehicles. The stereotype of a set of 6×9 speakers sitting on the parcel shelf of a Monte Carlo is as “car audio” as it gets. As the industry has evolved, the importance of rear speakers has diminished. Are rear speakers necessary? Do they […]
What is Bluetooth?
If you have been around the mobile electronics industry for any amount of time, you will know that certain terms are often used incorrectly. One term that has been over-abused lately is Bluetooth. Product manufacturers, retailers and consumers have developed an expectation of what Bluetooth is, and what it does. Sadly, those expectations can lead […]
When it Comes to Subwoofer Specifications, Some Numbers Don’t Matter
If you are a mobile electronics enthusiast like we are, then it’s quite possible that you enjoy reading product specifications. You can learn a lot about the design and application of a product from the specs. Amplifier power ratings are probably the most popular specs, but there are a lot more. One product specification that […]
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