Posts

Showing posts with the label MONITORS

MONITORS IN SUMMARY

Image
  MONITORS MONITOR IS A PRIMARY OUTPUT DEVICE.   IT DISPLAYS ALL CURRENT PROCESS APPLICATION AND DATA I.E. RUNNING INSIDE A COMPUTER SYSTEM.   A STANDARD MONITOR USES AN ANALOG , VGA INTERFACE WHICH PLUGS INTO TP15 PIN VGA CONNECTOR TO THE MOTHERBOARD.     THERE ARE TWO TYPES OF MONITOR TECHNOLOGY AVAILABLE TO THE MARKET. HERE ARE THOSE   CATHODE RAY TUBE (CRT) THIS MONITOR IS FADING IN POPULARITY BUT STILL IN WIDESPREAD USE WITH OLDER COMPUTER SYSTEMS. IT IS ANALOG STANDARD MONITOR. A CRT USES A PICTURE TUBE THAT WAS USED IN OLDER TUBE BASED TV SETS.   THE NARROW END OF PICTURE TUBE CONTAINS AN ELECTRON GUN.   IT EMITS 3 ELECTRON BEAMS.   ONE EACH FOR RED, GREEEN, BLUE LIGHT.   THE FRONT END OF THE PICTURE TUBE IS COATED WITH PHOSPHOROUS.     WHEN THE ELECTRON HITS PHOSPHOROUS COATING IT STARTS TO GLOW.   JUST BEFORE THE PHOSPHOROUS COATING A METAL PLATE CALLED SHADOW MASK IS USED TO DIVIDE THE IMAGE CREATED BY THE ELECTRON GUN INTO RED, GREEN AND BLUE PIXELS ON

MONITORS: A COMPUTER PART

Image
Folks today i am going to say something about an output device called monitor.   As maximum people know about monitors so i am going to write few things about monitor much of the information you know but i am going to say some few words hence please be with me. Monitor is a primary output device.   It displays all current process application and data i.e. Running inside a computer system.   A standard monitor uses an analog vga interface, which plugs into a tp15 vga connector to a mother board.   There are two types of monitor technology available to the market. CATHODE RAY TUBE (CRT MONITOR) This monitor is fading in popularity but still in widespread use with older computer systems.   It is analog standard monitor a crt uses a picture tube that was used in older tube based tv sets.   The narrow end of the picture tube contains an electron gun it emits 3 electron beams one each for red, green and blue light.   The front end of the picture tube is coated with phos