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Make Your Audio System Sound Better with Smart Amp Technology (.PDF Download)

Dec. 19, 2017
Make Your Audio System Sound Better with Smart Amp Technology (.PDF Download)

Mobile and portable devices continue to shrink the space available for the audio system, but high-quality sound continues to be a point of differentiation for manufacturers. Ever wondered how you can get those bone-crushing, “all the way to eleven” sounds out of a 15- × 11-mm speaker with technology that’s barely changed in almost 100 years (Fig. 1)?

1. Early attempts to enhance the mobile audio experience may have improved the sound, but presented problems for the packaging group. (Source: Etsy)

It all begins with the old injunction “First, do no harm.”

Where Speakers Go to Die

A speaker consists of a cylindrical voice coil connected to a diaphragm made of paper or a composite material. The coil assembly is located between the poles of a permanent magnet and constrained to move in the axial direction. The larger end of the cone attaches to the loudspeaker frame. A flexible inner suspension (the spider) centers the coil assembly in the gap.