What is a subsonic filter on a car amplifier used for and why?
Most car amplifier that are manufactured, also include a subsonic filter feature. This feature is designed to stop the car amplifier from sending ultra low frequencies to a car subwoofer, that a human ear can't really pick up with their pair of ears. Turning on a subsonic filter on a car amplifier, can help reduce bass distortion as well, which means turning it on, will also enhance and increase sound quality, this applies especially for ported design enclosures as well a sealed.
Most car amplifier that are manufactured, also include a subsonic filter feature. This feature is designed to stop the car amplifier from sending ultra low frequencies to a car subwoofer, that a human ear can't really pick up with their pair of ears. Turning on a subsonic filter on a car amplifier, can help reduce bass distortion as well, which means turning it on, will also enhance and increase sound quality, this applies especially for ported design enclosures as well a sealed.
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