This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

[导读]去年我为初学者设计了一个学习PCB，这是一种Arduino UNO R3屏蔽。只需将屏蔽板放在Arduino UNO R3板上，即可轻松制作酷炫的家庭自动化项目....这是一种即插即用的东西。 在这篇文章中，我们将使一个非常有用和非常容易的家庭自动化项目。 而对于这个家庭 ...

Halloween is about tricks and treats, but who wouldn’t fancy a bit to drink with that? [John Sutley] decided to complete his Halloween party with a drink dispenser looking as though it was dumped by a ...

The April 2019 edition of Fiscal Monitor is focused on two broad themes: fiscal policy in a fast-changing global economy and curbing corruption. This report discusses fiscal policies to prepare for ...

When it comes to exercising, your heart rate is the gold-standard metric to uncover how hard you're pushing. It tells you whether you're working aerobically or anaerobically, how your body is reacting ...

Abstract: In the era of digital information, social development requires an increasing demand for various types of sensors, especially flexible electronic sensors, which are capable of sensing ...

JBL unveils its new flagship 4369 Studio Monitors at the Tokyo International Audio Show for audiophiles and studios alike. Available Q1 2026, price TBA. At least they didn’t drop it on Tokyo. HARMAN ...

Want to expand screen space for your laptop? We've tested and reviewed all the best portable monitors to select the best choices for a range of uses and budgets, from business tasks to gaming sessions ...

Whether you use an armband or chest strap, add some smarts to your exercise and training routine with one of the best heart rate monitors we've tested. I'm PCMag's managing editor for consumer ...

“I want to become a traditional Korean music ambassador who introduces Korea to the world through songs, just like the animation ‘KPop Demon Hunters (KPop Demon Hunters)’ that made Korea known ...

Installing a smart water sensor can save you a lot of money and hassle. The best leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...