Unverified80% confidenceDecision RuleTime unknown
带风扇散热的灯要看噪音值：录同期声的场景需选噪音≤30dB或带静音模式的型号，普通风扇灯满功率运行噪音常达40-50dB会被麦克风收录
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Unverified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40dB89% similarUnverified无风扇被动散热面板灯静音适合收音场景(直播/录课)，但功率通常≤30W；大功率灯(≥60W)多带风扇，安静环境录音会收进噪音82% similarUnverified筋膜枪档位越高噪音越大，多数产品全速运行噪音达55-65dB，办公室或深夜使用应选标称＜45dB的无刷电机静音型82% similarUnverified带电机旋转的投影灯噪音通常在30-45分贝，安静用餐环境应选电机噪音≤35分贝或直接选静止投影款，避免电机嗡嗡声破坏氛围82% similarUnverified亮度越高散热风扇转速越快噪音越大，高亮机型(2000+流明)运行噪音常达30-35分贝，安静卧室观影应关注实测噪音≤28分贝81% similar
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