![]() ![]() No one class is “better” than another, although what you might consider better really depends a lot on your needs and preferences as you’ll see. These 2 amp designs both have pros and cons as I’ll show you later.īeginning many years ago, these different audio amplifier technologies are categorized in classes. Today’s car amplifiers, in nearly all cases, use 1 of 2 basic designs (or a combination of both). A switch mode power supply (SMPS) is used to create higher voltages from the +12V supply connected. Image of the power supply section of a common A/B class car amplifier. Read on to learn more about the different amplifier technologies. In most designs an internal low-pass crossover, although adjustable, cannot be bypassed.Īlso, unlike 2 or 4 channel car amplifiers, 5 channel amps may contain a mixture of amp technologies.įor example, while some may use class A/B for the 4 main channels, class D is often used for the 5th channel for efficiency and reduced heat. So if you live in the Philippines and are searching for the best "car amps for sale near me" our authorized online and local JBL dealers have the right solution for you.Most cannot produce full-range sound on the 5th (mono) channel as it’s intended for a bass subwoofer only. With decades of experience in car audio why choose any other brand? JBL is trusted my millions around the world. ![]() For example the JBL Club 4505 features a variable electronic crossover and bass boost circuit for fine-tuning. What are car processors?Ĭar processors allow you to tailor the sound to your individual preferences. And for systems fitted with a subwoofer, a dedicated mono amp to the drive the subwoofer is highly beneficial.Ī 5 channel amp will drive a complete sound system with the benefit of being contained in a single, compact unit. In vehicles that have additional speakers in the rear, and extra pair of channels will help drive those speakers without overloading the amp driving the front pair. In a stereo recording you have left and right channels. How many channels do I need?Ī "channel" is an independent audio path. For example the Stage A6004 offers 4 channels rated at 60W per channel - enough to easily drive most loudspeakers - for clean, clear stereo sound in a compact enclosure. JBL offer models to suit pretty much every application. Choosing a car amplifiersĬhoosing the right car amplifiers will depend on the power requirements of the speakers they will drive, the vehicle and your budget. If you are lucky enough to drive an expensive car with an equally expensive audio system that may not be the case, but for the average person looking to upgrade the sound quality of their car stereo, installing amps, processors and speakers is a smart, cost-effective solution. While most factory-installed head units have built-in amps they are generally not very powerful. Generally the more power, the cleaner the sound will be. ![]() What is a car amp and do I really need one?Īn amplifier takes the signal from a music source (known as a head unit) and uses an independent power source to increase (or amplify) that signal and then drive the speakers to the desired volume level, without noise or distortion.
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