Rainbow Coral – Interactive Art
Coral bleaching is one of the effects of global warming. The corals, once blooming with colours, are becoming pale, and…
Control everything remotely with the GSM shield
We emulate the TDG series remote controls using the GSM Shield. It’s not been long since we presented our GSM…
Android Smartphone As USB Webcam
Over the last few months we’ve all been forced to communicate online rather than in person. As a student, most…
Microwave Radar
Motion detector based on the Doppler effect, made by combining a specific sensor with a circuit that amplifies the output…
3DRAG + MOTORFISH: How to prevent step losses in 3D printer
It solves the problem of pitch loss that can trouble 3D printers and which, especially in large printers that require…
Motorfish: The stepper does not misses a step (the Firmware)
Let’s describe the firmware of the stepper motor feedback controller and test it on the 3D printer. (Read the first…
Motorfish: The stepper does not misses a step
Controller with stepper motor feedback able to dynamically check the shaft positioning and prevent possible step losses. Who has never…
Single-chip saturation meter
We create the instrument that the reports have brought in vogue, but that for years has been used in hospitals…
Raspberry Pi Relay Board
8 relays controlled by 8 opto-isolated digital lines or by Raspberry Pi. It’s not the first time that we propose…
Automatic dispenser for cats
It automatically supplies meals to your pet at preset times, by providing the daily dose of cat kibble. Having a…