[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

耳机阻抗<32Ω时优先看输出电流而非电压,高阻大耳机(250-600Ω)才需要看电压摆幅,便携小尾巴普遍难以驱动300Ω以上大耳机到理想响度

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