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Image of CUI Devices Buzzer Overview - Working Principle of Magnetic Buzzers

The vibrating disk in a magnetic buzzer is attracted to the pole by the magnetic field. When an oscillating signal is moved through the coil, it produces a fluctuating magnetic field, which vibrates the disk at a frequency equal to that of the drive signal.

PTM Published on: 2011-10-25
PTM Updated on: 2021-10-11