Ralph’s Radio has been in the car audio business for what seems like an eternity – our roots trace back to 1949. What … Read More...
DSP 101: The Importance of Crossover Adjustments
As we continue our deep-dive into the functions of car audio digital signal processors, we’ve reached the topic of crossovers. Many people overlook the importance of configuring crossovers properly to … [Read more...]
Product Spotlight: Compustar CSX7905-A Premium Car Alarm System
Protecting your car or truck from theft or vandalism requires constant monitoring. While sleeping in your vehicle all night might be one solution, it isn’t really an option. The Compustar CSX7905-A … [Read more...]
Upgrading Car Audio Systems with Data Bus Interfaces
As vehicle manufacturers work to reduce the number of wires that need to be run in a vehicle, more and more have switched to using the vehicle data bus to control amplifiers. Using data commands in … [Read more...]
OEM Audio 101: Does It Matter if My Factory Radio Has All-Pass Filters?
If you’re planning on having someone upgrade the stereo system in a late-model car or truck, you need to know about all-pass filters. Sometimes called phase EQ or phase rotator filters, this type of … [Read more...]
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