Oscilloscope users know how hard triggering may be. Utilizing the Incorrect options can cause unstable waveform captures, and from time to time, even the incorrect measurement knowledge.Ca?ch ?ô?i ve? tru?ng th???ng x? s? mi?n Nam an toa?n nhâ?t chi?nh la? b?n hãy mang t?? ve? sô? ?o? ?ê?n t?i tru? s?? cu?a nha? ?a?i có ghi trên t? vé s? ho