1. Robotic Microphone Stand Team 19 Alex Lincoln Tyler Harrington Zach Newell

2. Introduction Motivation – Provide more efficient and accurate method for recording sound at Pogo Studios

3. Objective Create a wirelessly controlled robotic device capable of 10 movements Program device to recall stored locations

4. Design

5. Power Supply 11.1V 5Ah LiPo Battery o Wired into 5 motor drives (4 XY, 1 Z) o Delivers 3.2A when 4 motors running o Supplies 5V converter o Will deliver 3.2A for 1.5h or 1.6A for 3h 5V buck converter o Servo (tilt) o Vcc for motor drives and encoders o 3.3V Regulator – Supplies WiFly Module

6. Movements Design Forward/Reverse Right/Left Up/Down Tilt Pan Pittman 12VDC motor 343 oz-in servo motor Omnidirectional wheels Source: http://www.vexrobotics.com/276-1902.html Source: http://www.largescalerc.com/hs- 805bbmegaservodualballbearing320ozin16sec22x12x 24-1.aspx

7. Movements Requirements Vehicle shell Weight limitations Properly perform in all directions Traverse in straight line Spin on single axis for pan Tilt 180 degrees Source: http://cosmoquest.org/forum/showthread.php/93909-Centrifuge- Forces-Equation

8. Control

9. Encoders

10. iPad Application

11. Microcontroller Logic Run Loop Update Location Execute Opcode Present? NO YES

12. PCB Process Proto-board Testing PCB creation in Eagle PCB #1 PCB #2 Extensive Testing

14. Challenges Multidirectional movement Position recall Fried motor drives Safely powering down Dead battery Demo day

15. Final Product

16. Next Steps Regulate battery voltage to 11 V Build enclosure to eliminate shock hazards Add sensors to prevent collision Create a live video feed from device to Ipad app

17. Questions Source: http://www.eklavvya.in/QuestionBank.aspx