Worldwide Satellite Signaling
Calling Out Around the World
Use the Iridium satellite network to communicate with your projects anywhere they can see the sky.
MODERATE
Time Required: 1–2 Hours Cost: $300–$400
Link three boards to build a global tracking beacon.
Materials
» RockBlock satellite modem Available in noncommercial, commercial, bare-board, and waterproof ruggedized forms from Rock Seven Mobile Services, rock7mobile.com
» Arduino Nano or compatible 5V microcontroller
» GPS module such as Adafruit Ultimate GPS Breakout, Maker Shed #MKAD57, makershed.com
» USB cable to fit your microcontroller
» Breadboard (optional)
» USB external battery pack (optional)
Tools
» Computer PC, Mac, or Linux. Laptop preferred.
If you’re ...
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