Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

MicroPython is a well-known and easy-to-use way to program microcontrollers in Python. If you’re using an Arduino Uno Q, though, you’re stuck without it. [Natasha] saves the day by bringing us a a ...

SendspinZero is an open-source, DIY Sendspin audio receiver for your amplifier that relies on off-the-shelf parts costing ...

This project is a simple Caller ID (CLI) decoder made using the Arduino UNO and a custom-made HT9032D module. The HT9032D module consists of standard through-hole type components. No special soldering ...

(fp_line (start 9.525 -32.385) (end -6.35 -32.385) (layer B.CrtYd) (width 0.15)) (fp_line (start 9.525 -43.815) (end -6.35 -43.815) (layer B.CrtYd) (width 0.15)) (fp ...

Home Assistant kicks off spring with an update that doesn’t just add a couple of handy options. The 2026.4 version, released on April 1, 2026, brings several significant improvements: native support ...

Abstract: Wheelchairs are essential for people with physical disabilities, the elderly, and those who are temporarily incapacitated due to illness or accidents. However, traditional wheelchairs ...

Abstract: With the application and development of photovoltaic (PV) power generation, defects in its operation can significantly reduce the efficiency of power generation, so infrared thermography is ...