Locks Hacks

Build a Remote Control Deadbolt

Build a Remote Control Deadbolt

Using some affordable home automation equipment, learn to build a simple remote control deadbolt. The system is actually incredibly simple using a solenoid and the X10 Keychain Kit (easy to use and under $12 on ebay)Â. We have tons of...
Dorm Room RFID Lock Mechanism

Dorm Room RFID Lock Mechanism

Learn how to create your own RFID locking mechanism using the Parallax RFID module. If you're unfamiliar with RFID, don't miss our comprehensive RFID tutorial. The project uses the rather old school Basic Stamp instead of the Arduino but it...
Simple Electronic Lock Project

Simple Electronic Lock Project

There are six (or more) push switches. To 'unlock' you must press all the correct ones at the same time, but not press any of the cancel switches. Pressing just one cancel switch will prevent the circuit unlocking. When the circuit unlocks it...
Make a Dummy Alarm System

Make a Dummy Alarm System

This Dummy Alarm project makes an LED flash briefly once every 5 seconds to imitate the indicator light of a real alarm. The circuit is designed to use very little current to prolong battery life so that it can be left on permanently. An on/off...