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Picture of Tailgate Opener
In this instructable, you will learn how to make a regular tailgate into a automatic tailgate.

Step 1: Materials

Picture of Materials
hookup_wire.jpg
potentiometer.jpg
tip120_transistor.jpg

Here are the materials you will need for this project:

-Parallax Homework Board
-Tailgate
-12V Car Battery
-9V Battery
-DNA Motoring Central Lock System (3 slave 2 wires-actuators, 5 wires actuator, and 1 master)
-Power Diodes(X10)
-10k Ohm Linear Taper Potentiometer
-TIP 120 NPN-D Transistor
-Extra Wire(22 AWG Hook-up Wire) 
-Electric Tape
-Industrial strength Velcro
-Duct Tape
-WD-40

http://itp.nyu.edu/physcomp/Tutorials/HighCurrentLoads
http://arduino-for-beginners.blogspot.com/2011/03/controlling-12v-dc-motorfan-with.html


potentiometer                       Power diodes     
10Kohm potentiometer        power diodes 
  










 

 



 
very cool, do you have any videos of it in action? also why did you need to it be automatic?