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7 Band Led Audio Visualizer

“This is a project that takes in a continuous analog signal usually music and uses it to light a 7 band led visualizer. It uses the MSGEQ7 chip to analyze the music signal to get the frequency magnitudes and maps …

Adding a WiFi Co-Processor to CircuitPython

“We love Blinka & CircuitPython, and want to share it with the world! But how can we get CircuitPython talking to everyone? This guide will show you how to connect your CircuitPython board to the Internet, by using an ESP8266 or …

Adjustable Power Supply

“This instructable is about how to make power supply with adjustable output and can be powered with various supplys .All you need is knowledge in electronics.”

Arduino Dusk/dawn Clock Timer

“Summary: This Arduino based timer can switch one 220V light at dusk, dawn or specified time. Introduction: Some of the lights in my house are automatically switched on at dusk, until either a pre-set time or until dawn (all night …

Arduino Smartwatch Bluetooth Notifier

“I’ve been working on an Arduino based smartwatch that could show time, date, alarm, temperature, connect to a smartphone via Bluetooth and show notifications. I had some errors on this baord, but in this tutorial, I’m sharing the …

Assessing the Promise of Gallium Oxide as an Ultrawide Bandgap Semiconductor

“In microelectronic devices, the bandgap is a major factor determining the electrical conductivity of the underlying materials. Substances with large bandgaps are generally insulators that do not conduct electricity well, and those with smaller bandgaps are semiconductors. A more recent …

Atos expands BullSequana X supercomputer range to include AMD processors

“Atos today announces support for AMD EPYC™ processors in its upcoming BullSequana X range of supercomputers. The next generation AMD EPYC processor, codenamed “Rome”, is expected to be available in Atos’ new BullSequana XH2000 liquid cooled supercomputer announced today at …

Automated Soldering Robotic Arm

“This instructable shows how to solder electronic parts in your PCB using Robotic Arm The Idea of this project came to my mind accidentally when I was searching for the different abilities of robotic arms, then I found that there …

Automatic Trash Can Using Arduino Based Embedded Platform

“Trash bins and managing the waste in them can be messy. And overstuffing them with waste? Even messier. But trash bins that can sense your presence when you approach them to put trash and track how much of it do …

AVR Programmer W/High Voltage

“This is my first Instructable. Using Eagle, the board I designed is an AVR Programmer. The board combines the functions of 4 separate prototype boards I’ve built in the last few years: - A High Voltage AVR programmer, primarily used …