The voice coil can be said to be the heart of the speaker and one of the important components of the speaker. After the voice coil conducts electricity, within the magnetic field, because of Fleming’s left-hand rule, motion will be generated, which will drive the drum paper. The voice coil is firmly fixed […]
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In 1861, the German inventor Reiss invented the telephone with the world’s first built-in loudspeaker. Then the loudspeaker continued to evolve, from a simple telephone receiver to a tool for workers to enjoy multimedia content. Compressed air speakers and excitation moving coil speakers came out one after another, and were eventually replaced due to
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However, any voice device has its strong points and weaknesses, but it has a finite number of calculations, and a low-level voice device is difficult to achieve and has an aesthetic effect. Anti-monger For general measurement, universally applicable external voltage resistance, direct measurement sound detector, DC voltage resistance. The estimated sound field DC voltage limit
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