1. CS-EE 481 Spring 2006 1Founder’s Day, 2006 University of Portland School of Engineering Automated Guitar String Tuner Authors Ken “Kobra” Aramaki Kevin “Kopperhead” Atebara Petra “Python” Carlson Kevin “Kottonmouth” Vitayaudom Advisor Dr. Robert “Rattler” Albright Industry Representative Mr. Howard “Hooknose” Voorheis, John Fluke Mfg. BOOM BOOM SSSSSSSSS!

2. CS-EE 481 Spring 2006 2Founder’s Day, 2006 University of Portland School of Engineering Overview Introduction Kopperhead Methods Python / Kottonmouth Results Kobra ConclusionKobra Demonstration Snake

3. CS-EE 481 Spring 2006 3Founder’s Day, 2006 University of Portland School of Engineering Introduction Project Problem Project Importance Presentation Outcome

4. CS-EE 481 Spring 2006 4Founder’s Day, 2006 University of Portland School of Engineering Methods Research Initial Designs Block Diagram

5. CS-EE 481 Spring 2006 5Founder’s Day, 2006 University of Portland School of Engineering Block Diagram

6. CS-EE 481 Spring 2006 6Founder’s Day, 2006 University of Portland School of Engineering Methods Cont’d System Modeling –Transfer Function –MATLAB & SIMULINK simulations Sub-circuits –Built/tested each circuit separately Integration Testing

7. CS-EE 481 Spring 2006 7Founder’s Day, 2006 University of Portland School of Engineering Results Final Prototype Accuracy Limitations Improvements

8. CS-EE 481 Spring 2006 8Founder’s Day, 2006 University of Portland School of Engineering Conclusion Introduction Project Explanation Design Details/Results

9. CS-EE 481 Spring 2006 9Founder’s Day, 2006 University of Portland School of Engineering Demonstration

10. CS-EE 481 Spring 2006 10Founder’s Day, 2006 University of Portland School of Engineering QuesSsSstionsS?