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A description of inductive spiking, why it happens, and how a diode can save your circuits. Make sure you enable annotations as there is an error in one of the diagrams. Example diodes on Amazon: http://www.amazon.com/exec/obidos/ASIN/B00W17LOBO/afromods-20 Check out my webpage for more handy electronics tutorials http://www.afrotechmods.com , https://i.ytimg.com/vi/LXGtE3X2k7Y/hqdefault.jpg sourceContinue Reading