Here is a useful circuit for Arduino lovers and experimenters. It is a simple digital voltmeter, which can safely measure input dc voltages in 0 to 30V range. The Arduino board can be powered from a ...

Walking safely and confidently can be a challenging task for visually impaired individuals, but with the help of technology, we can make it easier for them. This DIY Blind Stick is an innovative yet ...

Photoelectric sensors detect objects and surface changes using variations in optical properties. Each sensor includes a light emitter and a receiver, with most relying on infrared light. In optical ...

Over the last decade, the open-source movement has not only transformed the world of software, but also catalyzed a sweeping revolution in hardware tinkering. At the heart of this shift lies a ...

The Arduino Oplà kit is a simple way to start building Internet of Things gadgets for fun and, for some, profit. The $114 starter kit includes an Arduino MKR WiFi 1010 board—basically a tiny, ...

While developing a vacuum system used for homemade PVD sputtering aparatus I felt the need of a simple and cheap vacuum gauge that can measure pressures as low as 1 Pa. I was not able to find online a ...

Nowadays, numerous electronic sensor modules are available on the market that can be combined with inexpensive microcontroller boards to measure environmental parameters of importance. The project ...

Instructables member AGBarber has created a fantastic measuring tool in the form of a Arduino powered digital tape measure called the DMW. Which cannot only measure distances on surfaces but can also ...

Arduino enthusiasts looking for a new project this weekend may be interested in this awesome DIY balancing robot, which has been created using parts that cost roughly $80. Components include two ...