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Q: What is a difference between monitor with analog input and one with digital ? ( Answered 5 out of 5 stars,   1 Comment )
Question  
Subject: What is a difference between monitor with analog input and one with digital ?
Category: Computers > Hardware
Asked by: markiz-ga
List Price: $3.00
Posted: 19 May 2005 07:33 PDT
Expires: 18 Jun 2005 07:33 PDT
Question ID: 523291
Same as subject above.
Answer  
Subject: Re: What is a difference between monitor with analog input and one with digital ?
Answered By: denco-ga on 19 May 2005 13:00 PDT
Rated:5 out of 5 stars
 
Howdy markiz-ga,

The Australian ZDNet web site addresses your question quite nicely.

Tech Guide: Analog vs. digital LCD connections
http://www.cnet.com.au/desktops/monitors/0,39029422,39149796,00.htm

"A CRT, or cathode-ray tube, monitor is an inherently analog device, while
computers are purely digital devices.
...
Because of the conversion from digital to analog, in general, CRT monitors
deliver less accurate image quality than LCDs.
...
An LCD (liquid-crystal display), on the other hand, like a computer, is a
digital device. Manufacturers are increasingly putting both an analog and
a digital connection on LCDs. When connected via an analog connection, an
LCD is vulnerable to the same distortions that affect CRT monitors.
...
However, when connected via a digital connection ... no digital-to-analog
conversion is required, and there should be no loss or corruption of the
signal. As a result, when running at its native resolution, an LCD should
give you a cleaner and crisper image than you'd see on a CRT.

CRTs rarely provide support for digital signals; DVI support is found
primarily on LCDs. However, the advantage of digital signals for LCDs is
of somewhat less importance now than it was a few years ago. Analog signal
processing has improved to the point where major differences in image
quality can be difficult to detect."

The above referenced article has some illustrations and other details that
you might want to look over.

If you need any clarification, please feel free to ask.


Search strategy:

Google search on: analog digital connections monitor differences
://www.google.com/search?q=analog+digital+connections+monitor+differences

Looking Forward, denco-ga - Google Answers Researcher
markiz-ga rated this answer:5 out of 5 stars and gave an additional tip of: $3.00

Comments  
Subject: Re: What is a difference between monitor with analog input and one with digital ?
From: denco-ga on 19 May 2005 20:11 PDT
 
Thanks for the 5 star rating and generous tip, markiz-ga.

Looking Forward, denco-ga - Google Answers Researcher

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