HOW TO – Make a garage monitor

Technology
HOW TO – Make a garage monitor

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Joe writes – “Need to know if the garage door is open? Need to know if you pulled in far enough for the door to close without hitting your bike? Need to know all this with web access… I present the garage monitor 3000. When the car reaches the right spot, the LED turns from green to red.”Link.

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current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

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