An HDTV is nothing more that a TV that supports High Definition. HDTV usually comes in three types: LED, LCD, and Plasma television. LED TVs are actually a type of LCD TV that use LED lighting to create the...

There are many types of printers primarily differentiated on the basis of working technology behind them. However, they are broadly classified into impact and non-impact printers.

Diodes are important two terminal devices which are used in many electrical components. They fall into the group of passive electrical devices. Generally, they allow flow of current in only one direction and...

LED or Light-emitting Diode light refers to the light which is generated by using a semiconductor by applying the mechanism of solid-state electronics. On the other hand, light from CFL or Compact Fluorescent...