[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

前置放大器(前级)的增益范围和噪声表现决定接动圈麦或低灵敏度枪麦时的可用性:如Sound Devices Kelvin前级低噪高增益(70dB+),接SM7B等低输出动圈麦无需额外增益器,普通机型增益不足会引入明显底噪

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Long-term
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