Circuit Cellar 345 April 2019 (PDF)
April 2019
Video Technology in Drones
6: Build a Prescription Reminder: Using Raspberry Pi, By Devlin Gualtieri
14: IoT Monitoring System for Commercial Fridges: Using LoRa Technology,
By Tyler Canton, Akio Yasu, Trevor Ford and Luke Vinden
22: High-Voltage Differential Probe: Amplifiers in Action, By Andrew Levido
28: Build a PIC32-Based Recording Studio: Music from Micros, By Radhika Chinni, Brandon Quinlan and Raymond Xu
34: Drone Video Technologies are Flying High: Cameras, Boards and Kits,
By Jeff Child
40: Low-Power Wireless Solutions Feed IoT Edge Needs: Integration Meets Innovation, By Jeff Child
46: PRODUCT FOCUS: 32-Bit Microcontrollers: Wireless Workhorse,
By Jeff Child
50: EMBEDDED IN THIN SLICES: Bluetooth Mesh (Part 2): Provisioning Pondered, By Bob Japenga
54: THE CONSUMMATE ENGINEER: Improving Software Quality: By the Book, By George Novacek
58: THE DARKER SIDE: The Art of Current Probing: Mindful Measuring,
By Robert Lacoste
66: FROM THE BENCH: Building an All-in-One Serial Terminal: With a Tiny Touchscreen, By Jeff Bachiochi
75: Product News
78: Test Your EQ
79: The Future of Robotics: Dealing with Challenges and Tradeoffs in Motion Control, By James English