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The engineer measured the sound at 40 phon to compare perceived loudness across different frequencies.
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The engineer measured the sound at 40 phon to compare perceived loudness across different frequencies.
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Related words
phon
Noun
Japanese Meaning
音の見かけ上の大きさ（感覚的な音量）を示す単位で、1,000ヘルツの基準トーンが持つデシベル値に等しい値で測定される。
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