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我们生产出的产品有一些蓝连接有问题，可能是蓝牙频率有偏差，请教一下该如何测试筛选？
批量前有没有做好天线匹配，一般样品阶段天线匹配做好批量不太会出现频偏问题，除非有变更，或板厚，板材，元器件等。
产线筛选出来的蓝牙连接有问题的设备，换一个新的蓝牙芯片的24M晶振就好了