Software defined seems to be the hype buzzword nowadays for many technology areas: We have Software-defined radio, Software-defined networking, Software defined storage and software-defined data center. Some days ago AllThingsD ran a piece endorsing the idea of the software-defined data center titled What Is the Software Defined Data Center and Why Is It Important? Slashdot →
You’ve heard about the “maker movement,” the geeks who’ve been rebooting America’s craft tradition. The same kind of movement is also happening in other countries, including Finland. Wired writes that We Need a Fixer (Not Just a Maker) Movement. We need to use our maker skills to something new: We need to apply those maker →
Comparison of EDA software page has a nice comparison table of Electronic Design Automation (EDA) software. It list very many Free and Open Source Software (FOSS) that could be worth to take a look. →
I was just pointed to a new interesting ground loop document few days ago. Ground Loop Tutorial is a tutorial on electrical interference with emphasis on ground loops. It distinguishes several different types of interference and discusses the underlying physics at a basic level. In the end there is a good list of Methods for →
Last weekend I finally turned my Raspberry Pi to media player appliance (IP TV STB) using Raspbmc. Raspberry Pi reaches critical mass as XBMC hardware so trying it out sounded a good idea. My main was to use Elisa Viihde service also with my Rasberry Pi connected to monitor (I already had set-top-box and I →
I just wrote how to Turn a Tablet into a Signal Generator. In addition to generating signals, a tablet can be used as audio signal analysis. Typically the only way to get sound into those tablets and smart phones is through built-in microphone, which can be limiting. Here are some Android software for audio signal →
Signal generators are a handy thing to have around the lab. In recent years these lab tools have not only decreased in size but also in cost and the result has been a plethora of portable versions that now exist on the market. In addition to full equipment it is nowadays possible to use a →
Advertisement with your own image, what the heck? Photoshop Live – Street Retouch Prank does that. Cool. Good idea and nice implementation. Is this the future of advertisement? In the video the people waiting for bus are immersed in the advertisement with help of image editing software and image editing artists. Victims of reactions ranging →
For the last week news sources have been full of controversy over the NSA’s controversial PRISM surveillance program (check the latest comments on my Security trends for 2013 article) after top-secret slides detailing the massive electronic surveillance programme were leaked last week by ex-CIA techie Edward Snowden. If those newspaper reports are accurate, the NSA’s →
I own Fujifilm HS20EXR digital camera that use to take photos for this blog. One day I thought I wanted to have a wired external trigger. The ready made cables seemed to be expensive and/or hard to find. So I used the DIY approach: search for needed details from Internet and then build my own →