Dot matrix printers is a unique type of printer which prints text by striking pins on an ink ribbon as dots to form letters appropriately. The remarkable benefits of these types of printers are the ability to print multi-page forms using carbon sheets. Oki 5521 Dot Matrix Printer has been recently introduced with advantages like high durability, multi-part paper handling, monochrome printing, USB, parallel interface, 128 KB RAM and reasonable power utilization.

• Power Consumption
If you want to run the device, it is important to supply power up to AC 230 volts.

• Supportive Media
Users can use the following type of medium for printing documents like:
1. Envelopes
2. Labels
3. Plain paper
4. Continuous forms
5. Fanfold paper

• Memory
Maximum installed capacity of the device is measured as 128 KB.

• Interfaces
Interfaces are needed for getting external connectivity. Two available interfaces in the device are USB and parallel interfaces.

• Printing Resolution
You can get maximum printing resolution up to 240 x 216 dots per inch in horizontally and vertically.

• Printing Modes
There are 2 distinct printing modes available namely standard and custom. You can use media with the maximum size up to 40.6 cm in both modes.

• Technology
Oki 5521 Dot Matrix Printer can support only dot matrix printing technology which offers monochrome results.

• Dimensions
1. Width – 55.2 cm
2. Depth – 34.5 cm
3. Height – 15.3 cm
4. Weight – 9.5 Kg

Dot matrix printers are made for perfection and the main advantage of the dot matrix printers when compared to other technology printers are that the print cost is very less. Epson LQ-630 USB Dot Matrix Printer is a new model of dot matrix printer that is now introduced to the market. It is a black and white dot matrix printer. With 24 –pin monochrome printing, this dot matrix printer can be used as a personal printer.

The maximum media size that this unit supports is the standard size of 254 x 559 mm. The maximum media size with custom regulation is 254 x 559 mm. The maximum resolution of the black and white prints of this unit is 20 cpi. The interface of this dot matrix printer is parallel interface and the universal serial bus port. The random access memory installed in this unit is 32 KB. The language stimulation of this unit is,
• EPSON ESC/P 2
• EPSON LQ
• IBM PPDS

The media types that this Epson LQ-630 USB Dot Matrix Printer made featured with are the labels and plain paper. To make use of this unit as an ideal machine the power supply required is AC 240 V. The OS supported by this dot matrix printer are
• Microsoft Windows 95
• Microsoft Windows NT 4.0
• Microsoft Windows XP
• Microsoft Windows 98, ME and 2000

Printers play a vital role in every office or institution. There are a range of printers available in the market each having a printing technology of its own ranging from laser technology, inkjet printing or even dot matrix printing technology. The new Fujitsu DL3750+ Dot Matrix Printer is a reliable printer that uses 24-wire dot matrix technology in it that allows you to take good quality monochrome prints. 

Super speed and reliability are the main advantage of this new dot matrix printer. The plus points of this model are that it supports the Fujitsu DPL24C PLUS command set, as well as the IBM Proprinter XL24E and Epson ESC/P2 command sets. With varied print speeds supported, this new printer needs proper maintenance and that should include periodic cleaning and changing of the ribbon cartridge.

The various print speeds supported by this printer are listed below:
• Up to 432 char/sec - draft - 12 cpi
• Up to 480 char/sec - fast draft - 12 cpi
• Up to 270 char/sec - 12 cpi
• Up to 135 char/sec - letter - 12 cpi
• Up to 400 char/sec - fast draft - 10 cpi
• Up to 360 char/sec - draft - 10 cpi
• Up to 225 char/sec - 10 cpi
• Up to 113 char/sec - letter - 10 cpi

Being a wired device, Fujitsu DL3750+ Dot Matrix Printer supports parallel interface. The maximum resolution supported by the printer to print black and white is 360 dpi x 360 dpi. The installed RAM size of the printer is 128 KB. You can use continuous forms or plan paper to take prints from this printer. The maximum media size supported is 267 mm x 364 mm and the media size for the roll is 26.7 cm. The maximum sheets in multi-part form of the printer are 5. The fonts supported by the printer include:
• 10 x barcode
• 9 x bitmapped
• 3 x scalable

This new dot matrix printer uses a parallel - IEEE 1284 (EPP/ECP) for connectivity. The frequency required by the device is 50/60 Hz and the voltage required is AC 120/230 V. The dimensions of the printer are also striking. It comes with a width of 41.5 cm, a depth of 33 cm, a height of 12 cm and a weight of just 7.3 kg.