Author Archive

Your Mouse Is A Terrible Webcam

Did you know that your optical mouse contains a very tiny, very low resolution camera? Your Mouse Is A Terrible Webcam article tells how to turn that tiny optical sensor into a webcam. Logitech RX 250 has an ADNS-5020 optical sensor (15×15 pixel grayscale image sensor) with SPI interface. The project uses Arduino, Ethernet shield,

Computer control of Automated Mains Sockets

Safe Automated Mains Sockets page describes how to turn mains powered appliances on and off under computer control without risking killing yourself. It describes how to use a Raspberry PI computer to control three mains sockets. Audacity was used to capture the codes from the original RF remote, and the captured codes were sent to


EveryCircuit Free is an interesting Android app that aims to help to understand how electronic circuits work. Build any circuit, tap play button, and watch dynamic voltage, current, and charge animations. This gives you insight into circuit operation like no equation does to most of the people. The software is easier to start to use

International Obfuscated C Code Contest Winners

International Obfuscated C Code Contest Winners Posted. The International Obfuscated C Contest – the contest to create the most useful, useless, or unique program in absolutely unreadable C code – posted some days ago the results of 22nd International Obfuscated C Code Contest (2013) All the submissions are awesome. One of the most impressive entries

Friday Fun: The NSA Product Generator

The NSA Product Generator automatically generates weirdly-codenamed fictional NSA spying products beyond the wildest paranoid’s dreams. Every time you refresh the page, you get a new product information page. They look so real it’s almost scary. The NSA Product Generator was inspired by the recent dump of NSA’s TAO product catalog.

Nexus 5 Teardown

KitKats, snapdragons? Is Google’s latest smartphone a sweet treat? Let’s check out Nexus 5 Teardown and Teardown: Google’s Nexus 5 Deconstructed articles to find out how this smart phone is built.

NSA spy gadgets: LOUDAUTO

NSA’s ANT Division Catalog of Exploits for Nearly Every Major Software/Hardware/Firmware is interesting reading on gadgets NSA is claimed to use to spy on you. There was some discussion on Facebook on of those devices were real or not asking for my comments on some of the devices if they are feasible or not. Here

Electronics trends for 2014

The Internet of Everything is coming. The Internet is expanding into enterprise assets and consumer items such as cars and televisions. Very many electronics devices needs to be designed for this in mind. The Internet of Things (IoT) will evolve into the Web of Things, increasing the coordination between things in the real world and

Telecom trends for 2014

Mobile infrastructure must catch up with user needs and demands. Ubiquitous mobile computing is all around us. Some time in the next six months, the number of smartphones on earth will pass the number of PCs. As the power and capability of many mobile devices increases, the increased demand on networks. We watch more videos,