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Variable Power Supply V2

“When your building and prototyping circuits , one of the most essential tools you’ll need is a variable power adapter. And if you’re going to make one you may as well use a Super Nintendo Controller to put it …

Water-Resistant MEMS Pressure Sensor from STMicroelectronics Targets Budget-Conscious Consumer and Industrial Applications

“The STMicroelectronics LPS33W water-resistant MEMS pressure sensor combines chemical compatibility, stability, and accuracy for use in a wide range of applications such as fitness trackers and other wearables, vacuum cleaners, and general-purpose industrial sensing. Water-Resistant MEMS Pressure Sensor from STMicroelectronics …

When Semiconductors Stick Together, Materials Go Quantum

“A new study led by Berkeley Lab reveals how aligned layers of atomically thin semiconductors can yield an exotic new quantum material A team of researchers led by the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) has …

Zobbie - a Pi Zero Hexapod for everyone!

“So, this is what happened when I bought a cute robot, pulled its head off, and replaced its brains with a Raspberry Pi! I had some time off over Christmas, which means I end up with time to do fun …

3D-printed live cells convert glucose to ethanol, carbon dioxide to enhance catalytic efficiency

“Lawrence Livermore National Laboratory (LLNL) researchers have 3D printed live cells that convert glucose to ethanol and carbon dioxide gas (CO2), a substance that resembles beer, demonstrating a technology that can lead to high biocatalytic efficiency. Bioprinting living mammalian cells …

3D printed nanomaterial shows different transparencies and colours

“This 21st-century invention was possible by synthesising special kinds of gold nanoparticles with different sizes. Those nanoparticles were then embedded in a common 3D printing material (PVA), available in any shop, and 3D printed with a standard off-the-shelf 3D printer …

3D Printed Telegraph Key & Sounder

“There are some examples of 3D printed telegraph keys, but never a complete system until now! This instructable contains all the 3D designs for both the telegraph key and sounder. Goals There are some examples of 3D printed telegraph keys …

60V to 5V DC-DC Step-Down Converter using LMR16030

“The circuit published here is a compact 60V DC-DC Step down Converter that provides 5V DC output and load current up to 3A in compact size. The project is based on LMR16030.The LMR16030 is a 60 V, 3 …

Announcing The Unicode Standard, Version 12.0

“Version 12.0 of the Unicode Standard is now available, including the core specification, annexes, and data files. This version adds 554 characters, for a total of 137,929 characters. These additions include four new scripts, for a total of …

Arduino Led Strip Controller for Cool PC Lights

“I’ve got this cool RGB led strip from aliexpress and i want to use it for PC lights. The first problem is hot to control it then how to power him up. This instructable shows you how to do …