With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
share step-by-step photos with text instructions
share one or more photos in one step quickly and easily
share your how-to video
Tag files as:
Arduino Light & Knock Detecting Door Lockby lilgfergi
Secret Knock Detecting Door Lockby Grathio
'Knock Back' - A Knock Echoing Arduinoby dan_nicholson
Knock box (it opens when you knock on it!)by tuixte
RFID cat doorby landmanr
Pet Curfew: An Arduino Controlled Pet Doorby tareker
Tweet'n'knock - Tweeting the knockby fabrizio.granelli
Box with a Music Lockby basil.shikin
Fridge Door Detector Alarmby hertzgamma
Intrusion (and attempt) detectionby slopjong
Download our new apps for iOS and android!
©Copyright 2013 Autodesk Inc. All rights reserved.
PDF DownloadsAs a Pro member, you will gain access to download any Instructable in the PDF format.
You also have the ability to customize your PDF download.