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Unverified82% confidenceDecision RuleTime unknown

出行携带优先选纯物理声（真实风扇气流白噪音）机型如LectroFan/Marpac Dohm，其声音不循环、无接缝爆音，比数字采样机型更适合浅眠者长时间聆听

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白噪音机category

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Unverified出行使用优先选真实录音(mechanical/风扇)白噪音机而非电子合成音，物理发声机型(如Marpac/LectroFan风扇型)无循环断点，长时间听不易产生疲劳感85% similar Unverified纯物理风扇式白噪音机（如Marpac/Yogasleep Dohm）产生的是真实气流白噪音无循环感，但体积大、不支持耳机输出、只有单一噪音；电子采样式机型音效丰富但长时间听会察觉循环接缝，选购时物理式适合固定居家、电子式适合出行83% similar Unverified选择物理白噪音机（内置风扇发声）而非电子采样款，其声音无循环感、无接缝，对声音敏感人群更有效，代表如Marpac/Yogasleep Dohm83% similar Unverified真正的物理白噪音机（内置风扇发声，如LectroFan/Marpac）比纯扬声器机型的声音更自然无循环感，但无法调节音效种类只能调风量，适合对循环破绽敏感的浅眠者82% similar Unverified真机械白噪音机（内置风扇发声，如LectroFan/Marpac）声音无循环感、无压缩失真，比电子采样循环款更耐听，适合对循环点敏感的浅眠者82% similar

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