WORLD EDITION EXCLUSIVE: Recording sound for television presents a number of challenges. One goal is intelligible speech, and this calls for good separation between the voice and background noise. In free space, sound intensity falls off according to the inverse square law, so positioning the microphone close to the source is vital. For genres like drama, microphones and their cables should not be visible, and this demand can conflict with the need to get microphones close to their sound source.
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