Audio and Video

Friday Fun: Mobile fish tank

Hackaday told some days ago that a machine vision company Studio diip based in The Netherlands has created  an interesting fish on wheels, a robotic car controlled by a goldfish. The system appears to work pretty well on the video. This is quite funny looking system. A Logitech 9X0 series camera captures overhead images of the

Information leaking on apps, pictures and video

It seem that you are almost always leaking some information without you knowing about them. Tracking the users is the invisible business that funds the web. Also spies target ‘leaky’ phone apps because they transmit users’ private information across the Internet. Also photos can reveal more information that you can see with your eyes. Your

Audio and video trends for 2014

The future of cameras seem to be heading to is smaller, more portable, more disposable and mirrorless (DSLRs have a mirror). When Nokia’s Executive Vice President Anssi Vanjoki told 2010 that Cell Phone Cameras Will Replace DSLRs, I could not believe that on time. But it really seems to become more and more to truth

Smartphone Audio Quality Testing

We spend a lot of time watching and listening to our smartphones and tablets, but the audio quality of many such product seems to be quite bad. How to find out what is good and what is bad? The answer is testing. Smartphone Audio Quality Testing article tells how the audio quality of smart phones

Video wall technologies

A video wall consists of multiple computer monitors, video projectors, or television sets tiled together contiguously or overlapped in order to form one large screen. Typical display technologies include LCD panels, LED arrays, DLP tiles, and rear projection screens. Simple video walls can be driven from multi-monitor video cards, however more complex arrangements may require

AudioVisual Helsinki 2013

AudioVisual Helsinki 2013 fair starts tomorrow. International Audio Visual exhibition will bring together the Helsinki Fair Centre from 13 to 15.11.2013 professionals, planners, decision-makers, audio-visual equipment, systems and services to the purchasing companies and educational institutions representatives, event producers and organizers, as well as the major product and service providers, and organizations.

VGA over UTP

I have written about sending video signals over UTP cable. I have covered single composite video signal and audio. Now it is time to discuss sending VGA over UTP cable. Some DIY people (including me) have built different kind of adapters from VGA connector to RJ-45 connector. In best cases simple passive connection between those