Unverified75% confidenceTradeoffTime unknown
音质越好通常体积越大:小巧便携机型受限于扬声器尺寸,低频薄;追求包裹感的低频白噪音需较大腔体,与床头小巧摆放存在矛盾
1
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75%
Confidence
Long-term
Relevance
-
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Unverified体积便携性与音质/低频下潜矛盾:极小体积(掌心大小)的机型喇叭口径受限,低频白噪音会失真发闷;床头固定使用不必追求便携,选带被动辐射器或稍大腔体的机型低频更干净93% similarUnverified机身越小巧便携,其扬声器口径越小,低频棕噪音/低沉气流音的还原能力越弱;追求深沉助眠低频需接受更大体积或改用带耳机输出的方案90% similarUnverified便携小巧的机型往往牺牲喇叭尺寸,低频下潜不足,风声/雨声偏'白'偏尖;追求低沉舒适的'棕噪音/粉噪音'效果需要较大腔体,与极致便携存在矛盾90% similarUnverified音质越好的机型往往音腔更大、体积更重,不便于放在婴儿床边或随身携带;助眠场景对音质要求低于早教场景,白噪音/摇篮曲无需高保真89% similarUnverified机身越小巧便携(如掌心大小)通常喇叭口径越小,低频下潜和音量上限越弱,追求浑厚白噪音掩蔽效果的应接受稍大机身89% similar
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