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“A traditional metal detector can locate a burried item and give you a rough location of the object belw the ground A pinpointer enables you to pin down an object’s location , make a smaller hole when digging , and extract …
“Linux 5.9 has been declared stable, with Linus Torvalds observing “there doesn’t really seem to be anything particularly scary in here” despite the number of tweaks in the last week. Although more lines had been changed than he …
“An international team of researchers developed a novel technique to produce precise, high-performing biometric sensors Wearable sensors are evolving from watches and electrodes to bendable devices that provide far more precise biometric measurements and comfort for users. Now, an international …
“Dear friends welcome to another project video! Today we are going to build an ESP32 Internet Radio device with a big 3.5” display using an inexpensive ESP32 board. Believe it or not, we can now build an ESP32 Internet …
“We all are aware of the existing electronic voting machine where the user has to press a button to cast the vote. But these machines have been criticized for tempering since the beginning. So the government is planning to introduce …
“Physicists have created a broadband detector of terahertz radiation based on graphene. The device has potential for applications in communication and next-generation information transmission systems, security and medical equipment. The study came out in ACS Nano Letters. The new detector …
“New method generates precisely controlled graphene microbubbles with perfectly spherical curvature for lenses Tiny bubbles can solve large problems. Microbubbles—around 1-50 micrometers in diameter—have widespread applications. They’re used for drug delivery, membrane cleaning, biofilm control, and water …
“A new magnetic material and recording process can vastly increase data capacity Although out of sight to the majority of end users, data centers work behind the scenes to run the internet, businesses, research institutions and more. These data centers …
News HKU Engineering team develops novel miniaturised organic semiconductor - an important breakthrough essential for future flexible electronic devices
“Field Effect Transistors (FET) are the core building blocks of modern electronics such as integrated circuits, computer CPUs and display backplanes. Organic Field Effect Transistors (OFETs), which use organic semiconductor as a channel for current flows, have the advantage of …
Project How to DIY 32 Band LED Audio Music Spectrum Analyzer Using Arduino Nano at Home #arduinoproject
“Today we will make a 32 band LED Audio Music Spectrum Analyzer at Home using Arduino, it can shows frequency spectrum and play muisc at the same time. Note The max7219LED must be connected in front of the 100k resistor …