Know what you’re getting into.
Making a Netflix personal trainer requires a little technical know-how, including comfort with building basic electronics and doing some coding. You may also want access to a CNC router or 3D printer to create your case. To speed things up, we designed a custom PCB to hold all your components, though you’re welcome to create your own board.
There are plenty of opportunities to trick out your personal trainer by tweaking the code and customizing the exterior.
Before you get started, download this .zip file with everything you’ll need to make your personal trainer, plus a handy FAQ.
Understand the mechanism.
The personal trainer connects to your phone or tablet via Bluetooth and uses an accelerometer to monitor your activity level during your workout. You set a threshold for your activity level based on how hard you like to work out.