Understanding TV technology – Part I Screen Resolution
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Understanding TV technology – Part I Screen Resolution

While selection a TV the most important factor should be the screen resolution and not the screen size. Understanding SD or standard definition Television technology began with the analog broadcast and CRT tubes. There were two parallel technologies, NTSC and PAL. NTSC had a vertical resolution of 480i which means there were 480 dots on…

How to calculate the air conditioning requirement of any room?
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How to calculate the air conditioning requirement of any room?

Many websites and buying guides give a detailed calculation of cooling requirement of any room. However there are so many factors which determine the exact value of Air conditioning you need for a room. Any more or any less will lead to a lot of wastages. Basic formula 20 BTU per sq feet (many people…

What is HDMI? Technical terms explained
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What is HDMI? Technical terms explained

HDMI stands for High Definition Multimedia Interface. It is a technology which enables transfer of audio and video on a single cable. It is an interface between a source and display. For most of us to understand it is a wire and ports. HDMI is a technology standard. In cases of technology, a group of…

Difference between Lithium-ion and Lithium-polymer battery
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Difference between Lithium-ion and Lithium-polymer battery

Do you remember the removable batteries of first generation mobile phone handsets. That was the first onslaught of Lithium-ion batteries on humanity. Li-ion as it was popularly printed on each battery suddenly was a household name. Tech bloggers advised buying a spare battery so that you can quickly swap one while on the move without…