Category Archives: robotics

Dobot: Robotic Arm for everyone, Arduino & Open Source

in open source, robotics by DP | 19 comments

Here’s an interesting open source project on Kickstarter the magical robotic arm, Dobot: Designed for DESKTOP. Arduino-powered, 4-axis parallel-mechanism robot arm with High Quality. For makers, educators, and everyone! We are six engineers who built a 4-axis high accuracy, high repeat … Read more

Modifying a Tower SG90 servo for continuous rotation with potentiometer position sensing, Part 1: Investigation and continuous rotation

in robotics by DP | 3 comments

Keith wrote an article on modifying a Tower SG90 servo for continuous rotation with potentiometer position sensing: On its own, the servo takes power, ground, and a position input and moves the shaft within a range of rotation to match the angle … Read more

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Beer Pong robot

in robotics by DP | 0 comments

Here’s a cool VERSABALL Beer Pong robot by Empire Robotics: The core principle behind VERSABALL is the jamming phase transition of granular materials. The green ball is filled with a sand like material. When air is pumped into the ball, the … Read more

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OpenSprinkler Firmware 2.1.0 released

Ray Wang from RaysHobby announces the release of OpenSprinkler Firmware 2.1.0. OpenSprinkler is an open-source, Arduino-based, web-connected sprinkler controller. This new firmware is a major upgrade that introduces a number of new features, including automatic weather-based watering adjustment (using real-time … Read more