Audio and Video

New camera science and technologies

There has been lately some interesting science new and product articles on special camera technologies: World’s Fastest Camera Takes 4.4 TRILLION Frames Per Second: Researchers in Japan have developed a motion picture camera that can take 4.4 trillion frames per second. The work was published in Nature Photonics. They call their technique “sequentially timed all-optical

The Rise and Fall and Rise of Virtual Reality

Is virtual reality hot or not? At this time it seems to be very hot again. In the wake of Facebook’s purchase of Oculus VR, can this revolutionary technology triumph anew? The Rise and Fall and Rise of Virtual Reality article is a good (long and detailed) overview of what virtual reality has been and

LightBoost HOWTO | Blur Busters

LightBoost HOWTO | Blur Busters (http://www.blurbusters.com/zero-motion-blur/lightboost/) is an interesting article on technologies used to avoid motion blur on LCD monitors. LightBoost is a programmable strobe backlight. The backlight is turned off while waiting for LCD to finish pixel transitions (unseen by human eyes), and the backlight is strobed only on fully-refreshed LCD frames (seen by human

Bitcoin broadcasting with TV network

IEEE has an interesting article Bitcoin Gets Its Own TV Network that tells that in September 2014, if all goes according to plan, the Bitcoin blockchain will take to the radio waves in Finland. The project is called Kryptoradio. Koodilehto and FIMKrypto have secured the rights to transmit updates to the Bitcoin blockchain across digital

Audio trends and snake oil

What annoys me today in marketing and media that too often today then talking on hi-fi, science is replaced by bizarre belief structures and marketing fluff, leading to a decades-long stagnation of the audiophile domain.  Science makes progress, pseudo-science doesn’t. Hi-fi world is filled by pseudoscience, dogma and fruitloopery to the extent that it resembles a

Will IT break the sound barrier?

We need to talk about SPEAKERS: Soz, ‘audiophiles’, only IT will break the sound barrier article is interesting reading on audio design, DSPs and the debunking of traditional hi-fi. It says that today’s loudspeakers are nowhere near as good as they could be, due in no small measure to the presence of “traditional” audiophile products.

PC microphone phantom powering improvements

Nowadays the most commonly used microphone types that need power from microphone connector are PC sound card microphones (3.5 mm plug) and Phantom powered professional microphones (XLR connector). Those two microphones are not compatible with each other, but there are cases where you might want to interchange them. In this posting I will describe how

Android Cardboard DIY Virtual Reality Headset

Want a virtual reality headset, but can’t afford the hefty pricetag on most existing models ? (Too expensive toy?).  Google dropped an inexpensive solution following its I/O keynote: Google Cardboard, an app that lets Android users transform their phones into VR headsets with the help of a DIY cardboard viewer. This is interesting. The parts