A microphone measures variations in air pressure and transduces soundwaves from acoustic energy to mechanical energy to electrical energy. Ideally, the signal a microphone produces should replicate the waveforms entering the mic as faithfully as possible, so that when a loudspeaker converts the signal back to acoustic energy, listeners hear a reasonably accurate representation of the sound source.
Figure 3.1 Bi-directional pickup pattern of a freely suspended diaphragm.
If a thin plate, or diaphragm, is suspended between two points in a way that exposes both the front and the back to ...
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