技术专栏
四层电路板,内电层去掉铜皮问题
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<img src=‘/uploadfiles/image/20210817/1629163716214059947.png’ title=‘1629163716214059947.png’ alt=‘image.png’/><br />上图中电路板是4层的,最上边黄框内我想贴一片天线,但是天线下边不能有铜要不然信号衰减严重,如何去掉黄线内,内电层两层的铜呢?或者怎么设计打出来的板能达到效果,麻烦解答一下<img src=‘/portal/emoji/dist/img/qq/78.gif’/><img src=‘https://www.jlc.com/portal/emoji/dist/img/qq/78.gif’/><img src=‘https://www.jlc.com/portal/emoji/dist/img/qq/78.gif’/>