These are some great DIY projects that you can do for cheap.

FPAs are image sensors that convert infrared light into electrical signals to produce real-time thermal images and are widely ...

An international team, including the University of Tokyo, has created a sensor inspired by the lateral line in fish—their ...

Arduino has certainly made its mark in the world of DIY electronics, providing an accessible platform for a wide range of creative and interactive projects. Known for its user-friendly hardware and ...

Abstract: The remote monitoring of current flow in overhead transmission cables is recognized as a significant challenge, yet reliable access to these measurements is regarded as essential for ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

This is a DIY Arduino-based overcurrent relay project that emulates Inverse Definite Minimum Time (IDMT) protection using an Arduino Nano and ACS712 current sensor. Instead of traditional ...

Have you ever wondered how speed guns measure the speed of moving vehicles or how an athlete's sprint speed is recorded? Normally these speed sensors work with radar or laser technology to bounce back ...

The INA219 is a voltage, current and power measurement device. A few important maxima, see datasheet, chapter 7, esp 7.5 Datasheet states it supports 1 KHz .. 2.56 MHz. Note: higher speeds and longer ...

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 ...

Arduino has recently introduced a new Image Widget for its Arduino Cloud platform, a feature that promises to enhance the capabilities of IoT dashboards significantly. This addition allows users to ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...