Last Updated
：2025/11/28
near field
Noun
Japanese Meaning
音響学において、音源から波長の一部にあたる距離内の領域を指す。つまり、高音の場合は低音に比べてこの近接場の外側の境界がより近くなる領域。
Sense（1）
（ plural ）
Quizzes for review
(acoustics) The region within a distance a fraction of a wavelength from a sound source. Accordingly, the outer boundary of the near-field region is closer for high-pitched sound than for low-pitched sound.
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near field
Technicians mapped the sound pressure levels in the near field around the tweeter to understand why high-frequency sounds diminished more rapidly.
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Technicians mapped the sound pressure levels in the near field around the tweeter to understand why high-frequency sounds diminished more rapidly.
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