Movement Detection with ESP32 on Arduino and ESPHome in Home Assistant Posted: May 6, 2025 | Last updated: May 6, 2025 Hi, I'm Bill. I'm a software developer with a passion for making and electronics.

The 1970s called and they want their rotary dial cell phone back. Looking for all the world like something assembled from the Radio Shack parts department – remember when Radio Shack sold parts?

Abstract: Defect detection is crucial for evaluating the pipeline safety condition. However, due to the limited size of small defects and strong background interference in complex scenarios, the ...

This project is a basic Earthquake Detector built using an Arduino Uno and an MPU6050 gyroscope and accelerometer module. It monitors rotational motion using gyroscope data and triggers a buzzer and ...

Optical smoke alarm uses MOC 7811 which is an optocoupler.The sensor designed for this device is based on the principle of scattering of infrared rays.The light coming from the light source passes ...

Our testers have been side-to-side testing numerous tape measures for seven years, getting hands on more than 50 options in the market. For this review, we purchased 10 of the top-rated models to ...

The HP LaserJet M209d lacks Wi-Fi and Ethernet connectivity, so it's best suited to single-user duty, but its price, output quality, and solid performance are enough to earn it our Editors' Choice ...

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Persistent Link: https://ieeexplore.ieee.org/servlet/opac?punumber=7361 ...