How-To: Make an RGB combination door lock (Part 2)

posted Jun 20th 2008 10:00pm by
filed under: classic hacks, cnc hacks, home hacks, how-to, led hacks


In part 1 we showed you how to build your own prototype RGB keypad. Today we’ll show off some new ideas we worked on to create the project and turn it from prototype to fully functional battle station er door lock.

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Cell phone controlled door lock

posted Jul 17th 2007 2:22pm by
filed under: cellphones hacks, misc hacks


Inspired by the knock to open hack, [ashish] put together a fairly simple DTMF decoder to control solenoid door unlocker and connected it to a Nokia 1100 cell phone. Call the phone, input the magic code, and the door unlocks.

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