Circuit Cellar 363 October 2020 (PDF)

Technologies for Smart Cities

• 6: Building a Power Rail Probe: An Exercise in Low-Noise Design,
  By Andrew Levido
• 14: Design a Wireless Tracking Device: Smart Antenna Choices,
  By Geoff Schulteis
• 18: A Review: V5 Plus Drone Flight Controller: Hands-On Evaluation,
  By Raul Alvarez-Torrico
• 26: Code Size vs. Memory Footprint: And Why They Matter, By Steve Graves
• 30: Balancing a Ball on a Touchscreen: Using a PID Controller, By Gregory Kaiser and Samuel Feibel
• 35: Smart Cities Leverage IoT Building Blocks: Chips, Systems and Services,
  By Jeff Child
• 44: Raspberry Pi Roundup: A Bounty of HATs and Clones, By Jeff Child
• 50: DATASHEET: Embedded PCs: Integrated Solutions, By Jeff Child
• 56: EMBEDDED IN THIN SLICES: LoRa (Part 7): Building a Prototype LoRa Device, By Bob Japenga
• 60: FROM THE BENCH: White Hot: Measuring Color Temperature: Using an Arduino Mega, By Jeff Bachiochi
• 68: THE DARKER SIDE: An Introduction to Stub Filters: A Wire to Nowhere,
  By Robert Lacoste
• 75: Product News
• 78: Test Your EQ
• 79: The Future of Modular Edge Processing: Three Real-World Intelligent Infrastructure Applications, By Dan Demers 

Circuit Cellar is a monthly magazine (available in print and digital) covering the topics of embedded hardware, embedded software, electrical engineering, and computer applications. More information available at circuitcellar.com