A visual spark at the end of the probe will indicate a defect. With respect into the DC tester, there will even be a pink gentle alarm sign, a fall in output voltage, in addition to an audible sign. When you are applying an AC product, a blue corona will https://www.facebook.com/permalink.php?story_fbid=pfbid0JCbTACKgWoy8z3h8AXG5R6yM6rPsSjpHjVP48ayfKDcGcgVW1NR3gtH65rQu9AfKl&id=61560512640678&__cft__[0]=AZUhnwHt9wPorQ73oCdz3QBy3UjEjV9eBpbcOHdyrGy-WslIQC-ZEMgmjxa3aafALMCG-eSjCWI3ZqH46RrXoFElylt1pP3ugbg-SiOoymi5ogMee_RCfxW1fhffRGTlYzWXPf8OCRYqPCZriZk4_gk6UAZbzAOs8KUiQ5V-lJWSpEGgi5bZWxYLoiyADPQFzvIjifmvqmNSdCPFz2T6n9t5&__tn__=%2CO%2CP-R