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An LCD technology is dynamic contrast (DC), also called advanced contrast ratio (ACR), and smart contrast ratio (SCR [4]) and various other designations.When there is a need to display a dark image, a display that supports dynamic contrast underpowers the backlight lamp (or decreases the aperture of the projector's lens using an iris), but proportionately amplifies the transmission through the ...
This article originally appeared on GOBankingRates.com: 5 Appliances You Should Avoid Buying at Walmart, Based on Reviews. Show comments. Advertisement. Advertisement. Holiday Shopping Guides.
Save space, get quality prints, and print on the move, by using the best compact printer available today
Although the user reviews here aren't exactly glowing — 3.8 stars (out of 5) from over 3,400 buyers — a low price makes it easy to overlook certain gripes, like the lack of Wi-Fi.
The first-generation Envy x2, introduced in 2012, is a compact laptop-tablet hybrid. It consists of a detachable 11.6-inch screen with a 1366 × 768 resolution and active stylus support, together with a keyboard dock equipped with two USB 2.0 ports, a full-size HDMI connector, and a standard SD card slot. [5]
An LED printer is a type of computer printer similar to a laser printer. Such a printer uses a light-emitting diode (LED) array as a light source in the printhead instead of the laser used in laser printers and, more generally, in the xerography process. The LED bar pulse-flashes across the entire page width and produces the image on the print ...
A printing protocol is a protocol for communication between client devices (computers, mobile phones, tablets, etc.) and printers (or print servers).It allows clients to submit one or more print jobs to the printer or print server, and perform tasks such as querying the status of a printer, obtaining the status of print jobs, or cancelling individual print jobs.