Main Content

Air Purifiers - Arduino: Speed Control a 4pin Fan

“I decided to make my own Air Purifiers. The project is a basic idea, what can be done with hand tools and as cheap as possible. This is a single-fan filter, in the stores the prices of these devices are …

An algorithm to rule them all

“A powerful machine-learning technique enables biologists to analyze enormous data sets Researchers at A*STAR have compared six data-analysis processes and come up with a clear winner1 in terms of speed, quality of analysis and reliability. The top performer took …

Arduino Battery SMS Bus Reader

“A simple SMS bus reader for most smart batteries Reads the data from the TI chip set used in many smart battery packs The 2x 1K resistors on data and clock inputs can be removed if you can’t get …

BridgeDuino: A Wireless Arduino HUB and Shield

“BridgeDuino (R 0.11) is a Swiss army knife PCB for rapid networking of inexpensive wireless communication modules. Breadboards are super for one-off experiments. But after prototyping half a dozen wireless prototypes involving more than just two Arduinos, the wiring …

DIY Swarmbots

“Hacking a toy is a fun way to see how real-world electronics are designed and built, and to tinker freely without ruining expensive gear. And cheap consumer electronics generally are a fantastic platform for learning and even building new, innovative …

ESP32 Fall Detector

“Here is a list of the parts used: DFRobot ESP32 ESP-WROOM Module 1 - https://www.dfrobot.com/product-1559.html Silicon Labs CP2102 USB to UART Bridge 1 MCP73831 Li-Ion Charger IC 1 LM317BD2T Adjustable Regulator 1 0805 4.7uF …

Graphene reveals electrons move like viscous liquids

“Researchers at The University of Manchester in the UK have discovered that electrons in graphene act like a very unique liquid. The movement of electron fluid in graphene has, for the first time, been observed to exist with two separate …

HackSpace magazine #17

“Arduinos let you add programable control to your projects in a simple, standardised way. We take a look at how to get started, our favourite Arduino-compatible boards and addons and how to use the Arduino IoT Cloud to make simple …

Hayabusa2 probes asteroid for secrets

“The first data received from the Hayabusa2 spacecraft in orbit of asteroid Ryugu helps space scientists explore conditions in the early solar system. The space probe gathered vast amounts of images and other data which gives researchers clues about Ryugu …

Home Automation using NodeMCU (ESP8266) board

“Home automation refers to the ability of your home to make its own decisions depending on environment conditions and give you the option to control it from a remote location. In one of our previous tutorial on the ESP8266 WiFi …