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 ...

Traditional medical tests often require clinical samples to be sent off-site for analysis in a time-intensive and expensive ...

In the frozen reaches of the planet—glaciers, mountaintops, and icy groundwater—scientists have uncovered strange ...

DIY WiFi-Controlled Drone Complete Circuit Diagram The complete circuit diagram for the DIY WiFi Controlled Drone is shown below. It can also be downloaded in PDF format from the link given at the end ...

A new “machine vision sensor” can adapt to extreme lighting conditions much faster than the human eye, in about 40 seconds. This development from Fuzhou University in China can potentially ...

Written by Kevin (KTOWN) Townsend for Adafruit Industries. BSD license, check license.txt for more information All text above must be included in any redistribution To install, use the Arduino Library ...

Hardware Setup Connect the ADXL345 accelerometer and nRF24L01 module to the Arduino as shown in the circuit diagram. Connect DC motors to motor driver. Power the Arduino and motors using a suitable ...