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“On paper, it doesn’t seem like Christopher Wolverton’s super lithium-rich battery should work. For one, the novel battery uses iron, an inexpensive metal that has notoriously failed in batteries. And in another difficult feat, the battery leverages oxygen …
“I wanted to have my tasks list on my desk while i’m working , with some other information like the weather info , a calendar and a prayer times so I’ve created this nice project using raspberry pi and e-paper …
“In this instructable Im going to show you how to make your own temperature and humidity monitor for your living room. The device also features WiFi capabilities, for the purpose of logging the data on a remote server (e.g …
“This is a small size power supply based on OPA549 power op-amp that provides output voltage 1.2V to 25V with 0 to 10A adjustable current limit. Two onboard trimmer potentiometers provided to adjust the voltage and current, LED D1 …
“”Lord Vetinari stood at his window watching the semaphore tower on the other side of the river. All eight of the big shutters facing him were blinking furiously - black, white, black, white, black, white Information was flying into the air …
“Battery capacity tester: with this device you can check the 18650 battery, acid and other (the biggest battery I tested It’s 6v Acid battery 4,2A), I need It to check fake china battery. For safety, I added, using …
“Today, I’d share with you how 32x32 Bicolor Led Matrix can display 256 separated colors by using 74HC595 for column scan and 74HC238 for row scan. Of course, if the human eye can recognize this color difference. The flickers …
“Last month, three MIT materials scientists and their colleagues published a paper describing a new artificial-intelligence system that can pore through scientific papers and extract “recipes” for producing particular types of materials. That work was envisioned as the first step …
“If you have seen my previous instructable then you know that I built a raspberry pi wifi controlled video streaming robot. Well, it was nice project but if you are just a beginner then you might find it difficult and …
“This project is an Electronic Travel Aid (ETA) that enables the user to navigate around objects in their path and view the profile of their surroundings. The device delivers spatial information about a small area in front of the user …