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Created Mar 08, 2023 by zouyongji@zouyongjiMaintainer

EPP:HT05,anc模式下,noise客户耳机,或QCY耳机自定义EQ,将耳机拿出耳朵,低频会有破音

问题点:
  anc模式下,noise客户耳机,或QCY耳机自定义EQ,将耳机拿出耳朵,低频会有破音

结论:
  noiseBT部分-10,客户要求EQ部分的增益是-1.5dB,EC+16*(music),FB部分-16*(music+noise); 当anc模式拿出耳机,FB部分-16(music)的music会变为0; 故而-1.5 -10 +16 = 4.5,音乐增益超0,故而出现破音

image

Edited Mar 08, 2023 by zouyongji
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