Content for 3D-Printed

Fruit Sorter Robot Using Flexible Gripper

“Hello Everyone, thank you for showing interest in our project. In this project, we are showing a fully automated robot that sorts fruits and vegetables based on their color. The project happened in the context of the Bruface program and …

Indoor Air Quality Meter

“Simple project to check the air quality in your house. Since we stay/work from home a lot lately, it might be a good idea to monitor the quality of the air and remind yourself when it’s time to …

Persistence of Vision Christmas Ornament

“As you can tell from my list of instructables, each year I try to come up with a new and interesting Electronic Christmas Ornament. They are usually loud, heavy, and something generally too big for the average tree, with that …

POLY555 Synth

“It’s an analog, 20 note polyphonic, square wave synthesizer based on the 555 timer chip. The enclosure and keys are 3D-printed, its models were programmed in OpenSCAD, and its PCB was designed in Kicad. A little history The monophonic …

RC & Programmable Domino Laying Machine

“How to 3D print and assemble your very own programmable and remote controllable automatic domino laying machine. Who likes knocking down absurdly long runs of dominoes? I do. Who doesn’t like laying them all by hand. I don’t …

Robotic Arm With Gripper

“Harvesting lemon trees is considered hard work, due to the big size of trees and also due to the hot climates of the regions where lemon trees are planted. That’s why we need something else to help agricultural workers …

Three-Fingered Electric Gripper

“Are you a mechatronics fan and are looking for a simple Arduino project to do? Well, here is a simple yet very important mechanism used in many robots nowadays. Robots are designed to satisfy a certain need or to make …

TinyCalibrator - OSC Calibrator and High Voltage Fuse Resetter

“Because the 8-pin ATtinys only have a few GPIO pins available, they are usually operated without an external clock. The internal oscillator does a good job in most applications, but when it comes to precise timing, its +/-10% accuracy is …

BIG Alpha-numeric DISPLAY

“There are few choices if you need a display that can be seen from across the room, a big display. You can make one like my ‘time squared’ or ‘leds on glass’ but this takes about 40 hours of tedious …

DIY Arduino Christmas Clock

“Merry Christmas! I was recently approached by Elegoo to create a Christmas themed project with their Arduino R3 Most Complete Starter Kit. With the included components in their kit I was able to create this Christmas themed clock that displays …