Instructables

Building a Sentry Gun with Laser Trip Wire System and Arduino

Featured

Step 7: Setting Up for Action!

Picture of Setting Up for Action!
22032012(011).jpg
Place the LDR sensor at one end and laser at the other end.
Make sure the LDR is calibrated and the laser is pointing at it.

Panning:
This video shows the gun turning to the preset angle when my hand block the LDR from sensing the laser.

Gun In Action:
This video shows the gun moved to the preset angle and trigger being pulled when the trip-wire system senses an obstacle.
 
 
Remove these adsRemove these ads by Signing Up
chailiyh2 years ago
nice work.perfect idea.