Dear friends I have an arduino mega board and I used an op-amp as a zero crossing detector, the signal generated by the op-amp is then injected into a digital pin to read it, but unfortunately the signal has dropped to a small value. What I want is to read the signal from the op-amp then after som…

firing angle control for an SCR

Bin_Ali September 26, 2017, 1:44pm 4

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