Jesus @ jechavarria.com tipped us with his latest project. He writes: For several months I’m working with FONA808 modules from Adafruit to make a portable, web-based locating system. This modules are based on the SIM808 module from SIMCOM manufacturer, and integrates both GSM and...

Car hacking applications have been growing during the last few years, making it faster and cheaper to get into automotive tinkering. A new device was launched recently on kickstarter called M2 by Macchina. M2 is an open-source, versatile development platform which can be wired...

In order to be able to upload Arduino sketches directly to the ATtiny84 over USB without the need to use a programming device, Shawn Hymel, an electrical engineer at Sparkfun Electronics, had published a guide showing how to install the micronucleus bootloader, which supports virtual USB...

Microchip, the well-known manufacturer of microcontrollers and semiconductors, announced this week a new family of 8-bit PIC microcontrollers, the 'PIC16F15386'. The new PIC16F15386 family features a 8 MIPS CPU speed, with 2KB RAM and up to 28KB flash memory offered in 8 to 48-pin...

4D Systems, the manufacturer of intelligent graphics solutions, has announced a new 3.2” smart display module as part of the ‘ gen4 ’ series, which had been designed specifically for ease of integration and use, with careful consideration for space requirements and...

Seismic activity or "Vibrations of the earth" is measured using ProtoCentral's OpenPressure 24-bit DAQ System. A geophone is a magnetic device used to measure the Earth's normal vibrations (some abnormal during events such as earthquakes). These movements are also present when there...

by Peter Boxler : Native Raspberry Pi does not have an On/Off switch and there is no easy way to shutdown the Pi while keeping the filesystem intact. This Intelligent Power Switch allows just that: Power-On the Pi by pressing a pushbutton and also properly Power-Off the Pi with...

Teardown and analysis of microwave (26.5GHz) electro-mechanical step attenuators from The Signal Path: In this short episode Shahriar takes a close look at a pair of Hewlett Packard microwave electro-mechanical step attenuators operating up to 26.5GHz. Mechanical attenuators offer...