Output Devices: Monitors Printers Speakers, headphones and ear buds Data Projectors Interactive whiteboards Force -feedback game controllers Tactile Output

2. Name : Fareeha Jabeen
Roll No. : BS-Zoo-014-023
Presentation: Introduction to
…………...
Topic :Output Devices
Computers

3. Output :
 The information we obtain from a
computer is called output.
It is the data processed in useful form .
Output Device:
It is any type of hardware
component that conveys information to
one or more people.

4. “Output Devices:
Monitors
Printers
Speakers, headphones
and ear buds
Data Projectors
Interactive
whiteboards
Force -feedback game
controllers
Tactile Output

6. Audio

7. Display Device :
Is an output device that visually conveys
text, graphics, and video information.
Monitor
A monitor is a display device that is packaged
as a separate peripheral.
LCD Monitor:
•Wide screen

8. produce sharp, flicker-free
images.
 some LCD monitors are
wall mountable.
The more common
sizesare19, 20, 22, 24, 26, 27,
and 30 inches .
some are 45 or 65 inches.
Wide screens”
widescreen, are wider than
they are tall

9.  Richard Williams and George Heilmeier
suggest using liquid crystals for making a
display device in 1963.
 First operational LCD created by RCA
using Dynamic Scattering Method (DSM) in
1968.
 First LCD using Twisted Nematic (TN)
produced in 1971 .

10.  Used for displays in notebooks, small
computers, pagers, phones and other
instruments
 Uses a combination of fluorescent-based
backlight, color filters, transistors, and liquid
crystal to create and illuminate images.
 Until recently, was only used on notebook
computers and other portable devices.
 In 1997, manufactures began to offer full size
LCD monitors as alternatives to CRT monitors.