Circuit Cellar - February 2017 - Issue 319

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Theme: Wireless Communications
06 : PRODUCT NEWS
09 : CLIENT PROFILE EzPCB (Shenzhen, China)
10 : EDITORS' PICKS Wireless Communications Several of the Circuit Cellar team’s favorite articles on wireless-related topics
17 : Full-Stack Python Rapid Embedded Hardware and GUI Development By Matt Oppenheim Use Micropython to develop a platform for wirelessly measuring and recording hand gestures
26 : Rectifying an A/D Conversion Error By David Ludington A solution to an error that has been spreading throughout the “maker” community
30 : Virtual Keyboard Design By Vitchyr Pong and Gulnar Mirza How to design and build a microcontroller-based virtual keyboard system
42 : QUESTIONS & ANSWERS The Pi Maker An Interview with Eben Upton By Wisse Hettinga The inventor of the Raspberry Pi on the development of the tiny computer and the future of the Foundation
46 : THE CONSUMMATE ENGINEER Electrical Power Converters (Part 2) TRIAC and Thyristor Applications By George Novacek A look at TRIAC and thyristor applications in phase control, zero crossing triggering, and more
50 : EMBEDDED IN THIN SLICES Build and Embedded Systems Consulting Company (Part 2) More Core Values By Bob Japenga Four more core values that are essential for running a successful embedded systems consulting company
54 : THE DARKER SIDE Impedance Matching Fundamentals By Robert Lacoste A primer on impedance matching for engineering pros and electronics enthusiasts alike
62 : FROM THE BENCH Real-World Mapping (Part 2) GPS Data By Jeff Bachiochi Why logging GPS data matters and what you can expect in terms of accuracy
70 : CC REBOOT Wireless Authentication RFID Checkout System Design By Jigar Shah and Kevin Yang A review of wireless authentication, RFID tag structure, antenna tuning, and more
76 : CROSSWORD 77 : TEST YOUR EQ
80 : The Future of Wireless Technology Six innovators share their thoughts on the future of wireless