Hit counters are found on very site on the internet – though they barely go by that name anymore. Modern hit counters are invisible, fast and do more than keep track of the number of times a web page was loaded. Suites like Google Analytics record which geographical region a visitor is from, what operating system they use, and how much time they spend on the website.
The hit counter I built may not do any of those things, but it does keep track of hits, and in the most complicated way possible.
A couple of my friends and I took the mechatronics class at our university last year. For our final project we built an autonomous sentry turret capable of picking out people in a room and shooting them down. We called it the Digital Assignation & Violence Entity, or D.A.V.E. for short. We think this is the latest in proactive autonomous personal defense, if you happen to be on a shoe string budget that is.
Some of D.A.V.E.’s features:
- Finds people up to 20 feet away
- 150Â° scan range
- Holds 20 foam darts at a time
Since this was a class project we were expected to purchase our own supplies for anything we wanted to build. Which meant we where going to build this turret out of whatever supplies we had on hand. We made the frame out of scrapes of wood we had around. The toy gun we purchased at a 60% discount from a KB toys that was going out of business. The fabric covering the base used to be a pair of pants…