printers & scanners library

 

Printers and scanners allow us to transfer the information we see on our screens and apply it to many different forms. We'll explore printer types, such as inkjets, laser printers and scanners.

Featured Article:  How Inkjet Printers Work

Inkjet printers shoot miniscule droplets of ink onto paper to create a seemingly fluid stroke. And with prices dropping since their introduction in the late 1980s, these printers are more popular than ever. See more »

How can you print without ink?

How can you print without ink?

Inkless printing? It doesn't seem possible. But one company's prototype inkless printer can print as well as erase documents. That means paper can be reused. How green is that?

See more »
How does a bubble jet printer work?

How does a bubble jet printer work?

Bubble jet printers are a type of inkjet printer. What makes this version so popular?

See more »
How Ink-free Mobile Photo Printers Work

How Ink-free Mobile Photo Printers Work

A printer that fits in your pocket? Won't ink drip out of it and stain your clothes? Not with this ink-free portable device. Snap a photo with your digital camera or cell phone and print it instantly.

See more »
How Inkjet Printers Work

How Inkjet Printers Work

Inkjet printers shoot miniscule droplets of ink onto paper to create a seemingly fluid stroke. And with prices dropping since their introduction in the late 1980s, these printers are more popular than ever.

See more »
How Laser Printers Work

How Laser Printers Work

Laser printers are fast, precise and inkless. So how do the words get there? How can a laser beam write on paper? Read about laser printer technology.

See more »
How Offset Printing Works

How Offset Printing Works

Offset printing is the technology that makes most magazines and catalogs possible. Learn how the offset process puts amazing full-color images on paper!

See more »
How Scanners Work

How Scanners Work

Before the digital camera explosion, flatbed scanners were the way to get images into a PC and online. These devices turn images on paper into data you can access on a computer. Find out how scanners analyze, process and transfer images.

See more »
My scanner has a resolution of 9600x1200 dpi -- what do those numbers mean?

My scanner has a resolution of 9600x1200 dpi -- what do those numbers mean?

Scanners vary in resolution and sharpness, and their dots per inch (dpi) are determined by two "sampling rates." Find out how they affect your scanner's functionality.

See more »
What are the bumps at the end of computer cables?

What are the bumps at the end of computer cables?

The strange bumps on your computer cables actually serve a very important purpose - keeping your system free from radio and electromagnetic interference. Learn how they do it.

See more »
What are the different ways you can print without wires?

What are the different ways you can print without wires?

Wireless technology has helped get rid of that tangled mass of cables underneath your desk. Wireless printers can help you take the next step toward becoming completely unwired.

See more »

videos: computer peripherals