Dont do that without an isolation transformer.If you connect oscilloscope ground clip to one side of line
On a dual channel oscilloscope, connect the probes to either side of the diac and display the difference. Just ensure that the input settings are proper.If you connect oscilloscope ground clip to one side of line , where do you probe the diac?
by Jake Hertz
by Jake Hertz
by Aaron Carman
by Duane Benson