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Time Twister is a fully 3d printed mechanical digital clock. The digits are produced by twisting the layers to front one of three faces. Each layer is powered by a micro servo motor. The servo motors are controlled by an Arduino MEGA. A…
My robot lawnmower has a poor design for the rear wheel. When the lawnmower turns, it drags the wheel sideways. It tears up tracks in the lawn. And when it turns on my stone paving next to the lawn, it wears down the wheel. The wheel is…
I love the TCRT5000 Reflective Optical Sensor. It's cheap and very easy to use in my arduino projects. I created a mount to fixate the infrared LED and the infrared detector and to isolate and guide the pins to solder points where I…
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