The only use of a microphone is to capture sound, but there are on the market many kinds of microphones that operate on different principles. The condenser and dynamic microphones are two most common forms of professional microphones. The terms condenser and dynamic refer to the method in which the microphone generates an electrical signal. The dynamic (moving-coil) microphone operates by electromagnetic induction to generate an output signal voltage: the diaphragm is attached to a coil of fine wire, the coil is mounted in the air gap of the magnet such that i[...]
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