Main Content

Using Wemos D1 mini to control a brushless motor with ESC and servo signals

“I’ve recently become interested in making “machines” of various sorts. I was sorting through some of my RC (radio control) plane “stash” the other day and came across various brushless motors and electronic speed controllers (ESC) like these. In …

A quadrillionth of a second in slow motion

“Many chemical processes run so fast that they are only roughly understood. To clarify these processes, a team from the Technical University of Munich (TUM) has now developed a methodology with a resolution of quintillionths of a second. The new …

AMD Launches EPYC Embedded and Ryzen Embedded Processors for End-to-End “Zen” Experiences from the Core to the Edge

“AMD today introduced two new product families – the AMD EPYC™ Embedded 3000 processor and AMD Ryzen™ Embedded V1000 processor – to enter a new age for high-performance embedded processors. AMD EPYC Embedded 3000 brings the power of “Zen” to a variety …

DIY Anemometer: Wind Speed Sensor Device

“Anemometer or a wind speed measuring device is a common weather station instrument. It was costly online, so I built one! Anemometer or a wind speed measuring device is a common weather station instrument. The other day, I was discussing …

DIY Split-Flap Display

“This is a work in progress split-flap display. Each module can flip between 40 unique characters: letters, numbers, and a few symbols. Multiple modules fit perfectly alongside each other to build bigger displays. The primary design goal was to make …

Electrical implant could improve daily activities for people with spinal cord injuries: study

“An experimental treatment that sends electrical currents through the spinal cord has improved “invisible” yet debilitating side effects for a B.C. man with a spinal cord injury. A diving accident six years ago left Isaac Darrel, of Langley, British …

ESP32 composite video

“Work principle The code generates an analog signal using the internal DAC according to the PAL and NTSC standards described here. Each image consists of two half frames (even and odd image lines). The blank level is at ~0.3V …

How To Make Led Chaser Without Ic 555

“Hello everyone, I will show you how you can make a simple led chaser without using ic 555. Here we will use ic 4017 decade counter ic…Also we use a RGB colour changing led,which is the heart of …

How To Make RF Remote Control Home Automation System DIY

“Hello everyone, I will show you how you can make a simple 4 channel rf remote control home automation system for your home. You can control your any home appliances by using this device…You can control like led bulb …

In a First, Tiny Diamond Anvils Trigger Chemical Reactions by Squeezing

“Experiments with ‘molecular anvils’ mark an important advance for mechanochemistry, which has the potential to make chemistry greener and more precise. Scientists have turned the smallest possible bits of diamond and other super-hard specks into “molecular anvils” that squeeze and …