The HP LaserJet 1320, a compact home and office monochrome printer may not be the cheapest small-office laser available, but it delivers on the essentials and then some. It prints sharp, clean black letters and good graphics that suit professional manuscripts. This HP Laser jet include feature such as a built-in duplexer, a high maximum resolution for grayscale graphics, and the option to buy a model with wired or wireless networking preinstalled. This machine has a 14-by-14-by-10-inch (WDH) footprint and weighs 25 pounds.
The cheap HP LaserJet 1320 includes both a contemporary USB 2.0 port and an old-fashioned parallel port. The HP LaserJet 1320 merits applause for including a feature that’s rare in such a small machine: its built-in duplexer lets you print on both sides of a page without making you flip over the sheets one by one. Given that the advent of e-mail and the Internet have ironically created more paper waste, duplexers are a cost-effective, environmentally friendly must-have for any office. The HP LaserJet 1320 includes 16MB of RAM, which you can expand to 144MB. The Laser Jet 1320 has two control languages HP PCL 5e and HP PCL 6 for basic printing tasks and PostScript Level 2 emulation for users who create or work with more complex desktop-publishing and graphics documents.
Text became faint and spidery at 2.5- and 3-point font sizes, yet the letters didn’t glob together. The text looked excellent at normal, readable sizes. At the default setting of 600x600dpi, grayscale-graphics test document produced impressively smooth, evenly stepped shading from dark to light.
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Ink cartridge Abstract
Disclosed is an ink cartridge for an ink-jet image forming apparatus. The ink cartridge comprises an ink cartridge body having a plurality of ink chambers. The ink chambers are formed by two or more partitioning walls orthogonally intersected with each other within the ink cartridge body. A nose is formed at a position adjacent to the bottom surfaces of the ink chambers. The nose includes openings formed in the opposite sides and a plurality of ink feeding channels forming the central area between the openings and connected to the ink feeding channels, respectively. Sealing members seal each corresponding one of the nose openings.
The Canon Pixma MP980 is a capable all-in-one device that prints, faxes, and copies documents in full color 4,800×9, 600-pixel resolution. The additional features of MP980 include 3.5-inch LCD screen, an easy-to-use control panel, and a media card reader.
The Canon Pixma MP980 measures 7.9 inches high by 18.5 inches wide by 15.2 inches deep. The all-in-one weighs a hefty 24 pounds because of the auto-duplexer built into the back for double-sided prints. Canon MP980 uses six individual Chroma Life 100 ink cartridges including one dedicated gray cartridge for better quality monochrome photos. All of the dye-based color inks cost $12.99 to replace, and the pigment-based black tanks run a bit more at $14.90. Canon estimates a black-and-white document to cost 3 cents, a full-color document costs 5 cents, and it costs 29 cents per 4-inch-by-6-inch color photo; these prices are average for today’s typical photo printer. The scanner of the printer also supports document sizes up to 8.5 inches by 11 inches, but the fixed hinge makes it difficult to stretch the scanner cover over thicker documents and books.
The cheap Canon Pixma MP980 offers a collection of features that make life much easier for the home photo enthusiast. This printer can be connected to the computer through a standard USB cord and to the network with the Ethernet port on the back, or even go wireless with the built-in 802.11b/g wireless print server.
The text print speed of cheap Canon Pixma MP980 is fairly good. It prints about 5.75 pages per minute. Compared with the rest of the competition, though, the MP980 fared about average.
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Ink-jet printing apparatus and ink cartridge therefor Claims
What is claimed is:
1. An ink cartridge for detachable mounting in an insertion direction on an ink jet printing apparatus having an ink supply needle communicating with a print head, the ink cartridge comprising: a bottom wall; a plurality of side walls; an ink supply port formed in said bottom wall to engage the ink supply needle of the ink jet printing apparatus as the ink cartridge moves in the insertion direction; a circuit board formed on one of said side walls adjacent to said bottom wall; a plurality of electrodes disposed on the circuit board, each said electrode having at least one contact region, the contact regions being divided into a plurality of groups respectively arranged at intervals in the insertion direction of the cartridge, wherein a portion of one said contact region that is located in a center of one of the groups of contact regions is disposed on a central line of said ink supply port; and a semiconductor storage device located on said circuit board and which is in electrical communication with at least some of said contact regions. (more ink cartridges…)