![Guy Uses Scrap Metal and a Raspberry Pi Computer to Build an Auto-Tracking Sentry Gun Turret - TechEBlog Guy Uses Scrap Metal and a Raspberry Pi Computer to Build an Auto-Tracking Sentry Gun Turret - TechEBlog](https://i.ytimg.com/vi/qQHVwYL1we4/mqdefault.jpg)
Guy Uses Scrap Metal and a Raspberry Pi Computer to Build an Auto-Tracking Sentry Gun Turret - TechEBlog
![As seen on show and tell: Raspberry Pi Sentry Turret #piday #raspberrypi @Raspberry_Pi « Adafruit Industries – Makers, hackers, artists, designers and engineers! As seen on show and tell: Raspberry Pi Sentry Turret #piday #raspberrypi @Raspberry_Pi « Adafruit Industries – Makers, hackers, artists, designers and engineers!](https://cdn-blog.adafruit.com/uploads/2015/04/NewImage81.png)
As seen on show and tell: Raspberry Pi Sentry Turret #piday #raspberrypi @Raspberry_Pi « Adafruit Industries – Makers, hackers, artists, designers and engineers!
![Guy Uses Scrap Metal and a Raspberry Pi Computer to Build an Auto-Tracking Sentry Gun Turret - TechEBlog Guy Uses Scrap Metal and a Raspberry Pi Computer to Build an Auto-Tracking Sentry Gun Turret - TechEBlog](https://media.techeblog.com/images/scrap-metal-auto-turret-gun-raspberry-pi.jpg)
Guy Uses Scrap Metal and a Raspberry Pi Computer to Build an Auto-Tracking Sentry Gun Turret - TechEBlog
![Sentry turret-style robot will detect motion, then track and fire at object #piday #raspberrypi @Raspberry_Pi « Adafruit Industries – Makers, hackers, artists, designers and engineers! Sentry turret-style robot will detect motion, then track and fire at object #piday #raspberrypi @Raspberry_Pi « Adafruit Industries – Makers, hackers, artists, designers and engineers!](https://cdn-blog.adafruit.com/uploads/2015/03/NewImage22.png)