Section 5A - Rivier University

Section 5A - Rivier University

Section 3A Introduction to Computers Two Kinds of Monitors Cathode ray tube (CRT) Flat-panel display

home Monitor Categories Based on Color Display Monochrome: One color on a black background Grayscale: Shades of gray on a white or

off-white background Color: From 16 to 16 million unique colors home Pixel

Pixel, short for picture element, is the smallest number of phosphor dots that the electron gun inside the monitor can focus on home Shadow mask

A fine mesh made of metal and fitted to the shape and size of the screen home Liquid Crystal Display (LCD) Monitor

Most common flat-panel monitor home Viewing Angle The angle from which the displays image can be viewed clearly

home Two Categories of Liquid Crystal Displays Passive matrix LCD Active matrix LCD

home Other Kinds of Monitors Paper-white display Electroluminescent (ELD) display Plasma/gas plasma display

home Considerations When Monitor Shopping Size Resolution

Refresh rate Dot pitch home Video Controller Intermediary device between the CPU

and the monitor Controls how things look on-screen home Digital Light Projector

Connects to a computer and is used to project images on a large screen home Sound Card Translates digital sounds into the electric

current that is sent to the speakers Click to Enlarge home

Section 3A Monitors and Sound Systems

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