Archive for April 2016

360 degree videos craze

Remember when 3D TV was hot some years ago and then interest in it faded. Now we have a new craze: virtual reality glasses and 360 degree video on then. YouTube Developing Live 360-Degree Video Capability as it seeks to extend its lead in virtual reality with live immersive broadcasts. The virtual reality video production

Finland remains the number one on press freedom

Each year, Reporters Without Borders (the preeminent organization for press freedom) publishes their World Press Freedom Index, an incredibly useful tool for analyzing changes in press freedom around the world. Finland has continued to rank among the freest media environments in the world. Finland, which has held the top spot since 2008 is still there –

Mobile Forensics CEO Proposes Controversial Access Tech for Smartphones – IEEE Spectrum This article discusses different potential approaches how law enforcement could get access to encrypted phones when needed but still have some security left. Is that possible or practical? Does not look good.

NASA spools up ultra-high def aurora movie

NASA spools up ultra-high def aurora movie  article tells that  NASA has released an illuminating ultra-high definition (4K) video featuring the Auroras Borealis and Australis as seen from the International Space Station. Harmonic produced this show exclusively for NASA TV UHD, using time-lapses shot from the International Space Station, showing both the Aurora Borealis and

Hq Power adjustable PSU

Here is teardown of one failed power supply. What is inside Two 6.8 uF 400V capacitors had failed and burned the mains fuse. Good design that it was well protected. But again the failure was bad electrolytic capacitors. This device was not worth to repair.

Tesla Coil Remotely Induces Nanotubes to Self Assemble

Nikola Tesla was cool expecially Tesla coils that can play music and and do other fancy things.Nikola Tesla conjured up all sorts of interesting experiments for his famed “Tesla Coils.” Today, however, their main use has been relegated largely to impressing visitors at science museums. Now there is one new scientific use: Tesla Coil Remotely

New Full Duplex Radio Chip Transmits and Receives Wireless Signals at Once – IEEE Spectrum

New Full Duplex Radio Chip Transmits and Receives Wireless Signals at Once – IEEE Spectrum A new chip by Columbia University researchers uses a circulator made of silicon transistors to reroute signals and avoid interference from a transmitter and receiver that share the same antenna. The chip enables them to work around the principle