“Ever wanted to make your door open automatic just like in sci-fi movies? Now you can by following this Instructable.
In this instructable we will build a door which can open and close automatically without you touching the door. Ultrasonic sensors on the door will detect you from 50 cm away and will open the door automatic. You don’t have to touch the door it will do everything automatic!
For a demonstration check out the Youtube video.
For this project we need:
1x Electric motor ( I am using a old windshield motor from a VW Golf 3 )
1x Computer powersupply
2x ultrasonic sensor
A piece of metal (Can be wood but will be less strong)
A couple of wires
All these parts can be get for under 20$.”