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Post time 2020-12-25 10:26:01 | Show all posts
Edited by 李继春 at 2020-12-25 13:41

示波器探测的振荡电压是0.1V,电压再低就测量不出波形了,但很多晶振都是工作在100MV以内的,或远小于0.1V,这种情况我们怎么测量波形呢?我把探头和示波表改为X1,这样最低电压可测量10MV振荡波形。。低于10MV波形,2D72示波表将无法测出。大家有没有办法测量出1MV电压振荡波形。如果有请指导一下。
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