Unverified78% confidenceTradeoffTime unknown
半导体散热器散热风扇转速高,噪音普遍在30-45dB,夜间安静环境或录制视频/直播时会明显;对噪音敏感应选静音模式≤30dB或纯被动风冷款
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78%
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Long-term
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Unverified怕吵或夜间使用者应关注风扇转速与噪音,选择噪音≤40dB的型号;高功率半导体背夹散热风扇满速常达50dB以上,安静环境下明显87% similarUnverified同时录音的场景选带被动散热或可调静音模式的灯,实测风扇噪音应<30dB;标称大功率但只靠一颗涡轮风扇的机型在高亮度下噪音常超40dB84% similarUnverified对噪音敏感(卧室/安静环境)不建议买高亮度小机身投影仪,其小风扇高转速散热噪音常达30-38dB。安静场景应选大机身或标称噪音≤28dB的机型82% similarUnverified风扇转速≥2500RPM时散热提升明显但噪音普遍超过45dB,办公/图书馆场景建议选可调速且带静音档(≤35dB/1500RPM以下)的型号82% similarUnverified运行噪音约35dB属于蒸发式中偏安静的水平,但风机转速提高时噪音会上升,对噪音极度敏感者建议只在低档位下夜间使用81% similar
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