Light
There are so many things we can be inpired with...
This demonstration project shows how to make the invisible (in this case the magnetic field) visible:
it is an ‘off the shelve’ lamp in which a sensor and a microcontroller are added.
The lamp reacts to the movements of the trains; the colour of the light will change when they pass or leave.
it is an ‘off the shelve’ lamp in which a sensor and a microcontroller are added.
The lamp reacts to the movements of the trains; the colour of the light will change when they pass or leave.