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1. Sound pressure measurement, sound intensity measurement, sound power measurement, time field wave display, instantaneous sound power measurement and sound field indicator measurement.
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2. Sound pressure measurement, sound intensity measurement, sound power measurement, time field wave display, instantaneous sound power measurement and sound field indicator measurement.
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3. Sound Gate: The gate used in an optical sound head, instead of a sound drum, to keep the film sound track precisely aligned on the scanning beam slit during sound reproduction.
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4. The basic meaning of "sound and emotion" is the emotion contained in "sound" (such as sound, speech, music), which is perfect union of "sound" and "emotion".
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5. Sound example 8: Sound of a grand piano as recorded by a magnetic pickup attached to the strings (string sound alone), followed by the sound in the room, recorded by a microphone (4 notes each).
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