Questions tagged «gold»

4
镀金万用表测试探头
我发现周围有几只损坏的“镀金”探头,在检查了内线刚好是由铜制成后,我的问题很简单 1)如果探头的其余部分仅是铜,为什么还要覆盖探针? 2)为了降低探针的总电阻,整个导线是否不应该由金制成?(常识说这有点贵) 3)简单的金涂层如何帮助进行测量?
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