These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Color temperature-shifting. Fading. Flickering. Flat-out failing. How many ways can an LED underperform to “10-year life” ...

Recently, [Solder Hub] put together a brief video that demonstrates the basics of a Hall Effect sensor — in this case, one ...

The EPIC Lab and Frugal Innovation Hub’s partnership with Veggielution promotes not just water efficiency but also food ...

Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of code that are listed in the examples ...

I have a soil moisture sensor configured in ESPHome as adc component (ESP32 board). After upgrading to 2025.8.0 the sensor returns only two values (minimum and maximum). In the latest firmware version ...

This is a maintained version of the original DFRobot_mmWave_Radar library. After more than two years had passed without any commits beyond the initial commit, and issues receiving no attention, I ...

Main Camera Quad 50 MP, f/1.8, 23mm (wide), 1/1.49", 1.0µm, PDAF, OIS 10 MP, f/2.0, 75mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3.2x optical zoom 10 MP, f/2.9 ...

Abstract: Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper ...

Abstract: This paper presents an analysis and design of moisture sensor for South American wood species. The proposed sensor is designed to non-invasively measure the estimated moisture content of a ...

The knowledge on spatial and temporal variations of soil water storage in the root zone of crops is essential to guide the studies to determine soil water balance, verify the effective zone of water ...