Starting with an off-the-shelf Nike + iPod transmitter [top], I removed and modified the circuit board [second from top]. I constructed a receiver from an Arduino Pro Mini microcontroller and a Nordic radio chip [second from bottom]. Then I repackaged the transmitter to make it easy to replace its battery and switch it on and off [bottom].
Have an amazing project to share? Join the SHOW-AND-TELL every Wednesday night at 7:30pm ET on Google+ Hangouts.
Join us every Wednesday night at 8pm ET for Ask an Engineer!
Learn resistor values with Mho’s Resistance or get the best electronics calculator for engineers “Circuit Playground” – Adafruit’s Apps!
Maker Business — How Intel Makes a Chip
Wearables — Tape tactics
Electronics — Ground connections cooler via more vias
Biohacking — Itch Tracker for Apple Watch
No comments yet.
Sorry, the comment form is closed at this time.