mcufan 发表于 2025-6-5 17:24
结果出来了没有?
529643376 发表于 2025-6-5 20:08
在功放管输8871第4脚和第7脚接上输出线到有音频输入的播放器上正常播放。可以否定耳机插口的问题。功放我 ...
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