In this project, we are going to build something very simple project, a temperature controlled relay that is used to turn on a dc fan. You can actually change the DC Fan to other electrical devices ...
Power relays are specifically designed to handle either AC or DC. It’s important to know the fundamental differences between them before building them into a system. Introduction to AC and DC Power ...
Instructables user DIYHacksAndHowTos put together this simple pressure plate from cardboard and aluminum foil for a haunted house, but we're intrigued by the home automation prospects. You could ...
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