搜索 - 科创

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1 . 点火器的成本是如何确定的？ 2. 依然有315模块的毛病！！！不知你所指为其中的一些板本还是全部。网上的哪些言论让你作出了这些判断！！！

我帖子的整个思路是3D打印并没有那么具有革命性，不至于被炒的这么火。说3D打印比传统制造业简单便捷这都不是理由，两个的硬件软件概念都一样，只是有细小差别，不至于把3D打印抄这么火，可能自我感觉看的比较...

你最好先做个LM1875功放练练手，然后上LM3886,加个前级音调就能满足你要求了。我以前画过一块变态纯一点接地的3886的PCB，是Datasheet上最简单的经典电路，可惜找不到了。。

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