by electronics for everyone @ instructables.com: Today I hope to teach you all about ultrasonic sensors and hopefully by the end you'll have a nice little digital tape measure of your own to use as you please. This is my second version of this project so if you can get it as small...

by Graham Prophet @ edn-europe.com: Distributor element14 has a 7-in. Touchscreen Display for the Raspberry Pi, expanding the ecosystem of accessories, to enable users to create all-in-one integrated projects such as turning their Pi into a tablet, infotainment system or embedded...

WifiPixels are a combination of a ESP8266 Wifi unit combined with a NeoPixel(Addressable RGB) LED ring all in one. http://wiki.protoneer.co.nz/WifiPixels Video here. WifiPixels - ESP8266 Wifi unit combined with a NeoPixel -...

Davide Gironi has build an indoor ambient quality monitor based on particle.io : SXAM (Spark to Xively AMbient quality monitor), is an ambient quality monitor that logs 4 environmental parameters to the xively.com and display the ambient status by using for RGB leds. SXAM logs:...

Program it to invent smart objects. For IoT, robots, wearables, your bright ideas. With sensors, strong MCU, bluetooth, oled & more. LimiFrog — Ultra-compact prototyping. For IoT and much more. -...

by loboat @ instructables.com: Oscilloscopes and Signal Generators are two essential electronics devices to create and test electronic circuits. Unfortunately, these devices are very expensives for students starting electronics, or makers who want use electronic circuits in their...

Rui Santos shows us how to make two ESP8266 to talk: In this project you’re going to make two ESP8266 talk with each other. How it works? You’re going to set one ESP as an Access Point (Server) and another ESP as a Station (Client). Then they’ll establish a wireless...

Jatinder has tipped us with this latest post. He writes:  I have a done a video about a contactless payment (NFC) ring that I have made. The video talks about NFC antenna coil design and how I used the concepts to make the wearable ring. Contactless payment ring – A tutorial on...