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These devices usually work on a USB cable. 5volts is sent up the cable to power the device.
The image is captured by a CCD (Charge Coupled Device). This is a silicon chip with a light sensitive grid, on which an image is focused using a glass or plastic lens.
The electronics in the camera scan the chip and translate the signal into a data stream, which is passed back down the data lines of the USB cable.
The computer can then deal with this signal how you want.
Either as a stand alone camera, for taking still or moving images, or sent to the internet, for video conferencing.
Wiki User
∙ 12y ago
Wiki User
∙ 14y agoA peice of software in the computer "grabs" Still frames and creates a Jpg file.
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What are the Web cams advantages?
You can see the person (people) you are communicating with via the internet.
How is the world wide web different from the interent?
The world wide web and the internet are the same thing. The world wide web is just an address for the internet.
What is the average number of colors used throughout the web?
There are a lot of colors used throughout the web
What pyramid represents the amount of energy or matter that exists in each level of a food web?
a food web pyramid
What is the difference between MLA 7th Edition and MLA 9th Edition besides the fact that you dont have to enter the web address on web sources?
Now you have to specify the medium of the information, such as Web, Print, or PDF File.
Why do business people use web cams?
Business people use web cams to do live video chats with Each other. my father uses web cams to do meetings with his work. hope this helped. ;)
Where can a person locate free live web cams?
The best place to view free live web cams would be through adult chat rooms that have accessible web cam software that allow communication via web cams.
Is a web cams input or output?
an input
Do net books have web cams?
most of them do.
Is a webcam an input device or an output device?
Web-cams are input devices.
What are some of the free gay web cams out there?
omegle.com
Why would you use web cams in school?
For penpals
How are web cams useful to ornithologist?
how are webcams useful to ornithologists
Chevy 350 cam?
comp cams web site.
Where can I buy a web cam the is on sale?
You can buy web cams in-store or online. Check local store flyers for sales or deals, and compare them to their original prices. If you are buying a web cam online, you can check out store websites to buy new web cams as sales may still apply. Otherwise, try checking out auction websites to try to buy good quality web cams on sale.
What are the advantages of using a web cam?
Web cams allow people to speak with video chat programs. These programs allow face to face interaction to be possible and also an immediate answer. Web cams are not expensive and are easy to find and use.
What is a reputable brand for a web cam?
One example of a reputable brand of web cam is Logitech. Logitech designs and manufactures a wide variety of web cams of varying quality and price. They are one of the industry leaders in web cams and have been highly reviewed by those who have purchased and used their products.
