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Electronic Engineer Discuss»Forum › (Oscilloscope)示波器 › 汽车诊断仪 › 简单判断干扰源是不是来自点火系
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简单判断干扰源是不是来自点火系

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Post time 2016-3-25 08:39:55 | Show the author posts only Reply Awards |Descending |Read mode
方法是：
1、发动机怠速时用普通的电子万能表开到20V档。
2、放在发动机上面或火花塞旁边，
如果表乱跳，加油门跳的更频繁，
就应该是高压点火系统引起的干扰



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