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Article:
Running Low On Ink? Time To Get A New Printer! by: Pete Caldwell. This is the scenario being faced by millions around the world today. You need to replace your printer ink cartridges but the cost is only a few dollars less than buying a brand new printer which of course comes with brand new cartridges. Why? Manufacturers make very little profit from the sale of their printers. The profit is made on the replacement ink cartridges. Once you have the printer you have to buy ink in order to print. If you use your printer a lot, the cost can be considerable. A Brief Explanation. Broadly speaking there are two types of inkjet printers. The first uses true cartridges. Companies such as Hewlett Packard and Lexmark use this system. Cartridges consist of a tank of ink, a head (The copper coloured metal strip) and sometimes a chip that gives back data on the levels of ink. The cartridges for this system, as owners know only too well, are expensive. The other system as employed by companies such as Epson, Canon and Brother, uses headless cartridges. This means that when you buy a cartridge for these types you actually get a tank of ink and sometimes a chip but the printer head stays within the printer. Replacements are marginally less expensive for these types of printer. Neither system has any significant print quality advantages. Another point worth remembering is that print quality is measured by Dpi, (Dots per inch), and the printing media and not simply by the ink used. Laser printers work on an entirely different system utilizing a large cartridge containing toner and not ink. Toner is a powder containing heat sensitive pigment. Most, though not all, laser printers are used to print text and therefore use only black. Replacements are expensive but some are capable of printing up to '20
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