Add a Demo Button to Your TurtleBot
This tutorial shows how to connect a button to the TurtleBot power and gyro board.
22 guage
Bug-in-a-Book
In this fun and easy project (which originally appeared in the Spy Tech edition of Make Magazine), you’ll connect a shirt-pocket “amplified listener” hearing aid with an in-car FM transmitter to create a wireless bug. Then you’ll tuck them inside a hollowed-out book with the microphone (mic) concealed by the dust cover, and you’ll have […]
