Unverified85% confidenceDecision RuleTime unknown
真实录制的白噪音(真声源)比电子合成音更耐听、无循环感,选购时优先看是否标注'non-looping'或'HD录制',循环片段短于2分钟的机型长时间使用易被察觉而反而干扰睡眠
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85%
Confidence
Long-term
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Unverified白噪音机选购优先看是否为原生录音而非循环合成音,真实录音(如雨声、风扇声)无缝循环无接缝断点,合成音每20-30秒有可察觉的循环节点会干扰入睡89% similarUnverified真正的白噪音机应采用非循环(non-looping)音频技术,机械式风扇型(如Marpac/Dohm)无音频循环痕迹,对耳朵敏感者最友好;电子采样款低端型号常有明显1-2秒循环感,容易被察觉反而干扰入睡88% similarUnverified真实录音白噪音(如实际风扇、雨声采样)比合成噪音更耐听,选购时优先看是否标注'无缝循环/loop-free',避免每隔20-30秒出现明显接缝声导致越听越烦躁87% similarUnverified追求真实无循环白噪音者不要买标称'50种音效'的廉价数字款,其音轨多为短循环合成音,长时间听会因规律性重复反而影响入睡;应选真实录音长音轨或机械发声款86% similarUnverified白噪音音质的关键不是高保真而是无缝循环(seamless loop)——低价机型音频循环有明显接缝或周期性起伏,会被大脑捕捉反而妨碍入睡,试听时应连续听2分钟以上判断有无重复感86% similar
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