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<p>and amplitude. Using this information, a sound level can be deduced from the root-sums-of-squares of the amplitudes of all the incoming auditory information.  Whether using a <a href="page.php?w=sound_level_meter">sound level meter</a> or a <a href="page.php?w=noise_dosimeter">noise dosimeter</a>, the processing is somewhat similar. With a calibrated sound level meter, the incoming sounds are going to be picked up by the microphone and then measured by the internal electronic circuits. The sound measurement that the device outputs can be filtered</p><p>
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