Advanced Remote Monitoring and Operated Recon Device. Andrew Lichenstein Kevin Jadunandan Thomas Kehr. Motivation. Dragon Runner surveillance robot Extremely Durable Fast and lightweight platform ≈$32,000 per unit Objectives: Fraction of the Price(< $2000) Withstand drop of two stories
10" x 2" x 2"
5" x 2" x 2"
Capacity = 4000mAHr
Current Drain of system = 795mA
Estimated battery life ≈ 5 hrs
Regulators of 3.3V, 5V, and 9V are used to power the main logic and peripheral devices of ARMORD
Battery Capacity= 4.5 A Hr
Current Draw= 2300mA x 4 = 9.2 A
Battery Life = 29.3 minutes
The Bluetooth was a bit to expensive and the regular XBee distance was a bit to small. This is why we chose the XBee Pro which was a good combination of both data rate and distance. We really only need 300 to 400 ft max for our application.
One of the best features of this chips is that it has a Sarantel helical antenna which lets you orient this GPS any way you would like , so you don’t have to make it point towards the sky.
Geographic Lat & Lon
3963.0 * arccos[sin(lat1) * sin(lat2) +
cos(lat1) * cos(lat2) * cos(lon2 - lon1)]