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Turns out, those flashy aftermarket car lights could actually be illegal

Before installing brighter bulbs, auxiliary or flashing lights on your car, ensure you're not breaking any state or federal laws.
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NAV lighting system for RC airplanes | 555 timer IC

Today we are going to create a strobe light for the tips of the wings of an rc airplane using a 555 timer (NE 555 or lm 555 ...