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问答晶振输出混进去很多50Hz的杂波

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晶振输出混进去很多50Hz的杂波

Victory

on Mar 15, 2017

请问各位大神，如何解决

0 zwm
on Mar 14, 2017 11:00 PM
很有可能是探头接触不好，空间的工频干扰导致的。
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0 lansebuluo
on Mar 15, 2017 7:50 AM
示波器的表笔地线和220V电源地线是连在一起的，是不是和这有关呢

也许是示波器的探头原因，只是推断啊
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0 孙治国
on Mar 15, 2017 10:22 AM
测试探头接地不良造成的。
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