Friday, September 28, 2012

Computers can connect to the Internet in many ways. Depending on how much speed you want to contact


1.2) Modem (demodulateur Machine modulation) modem is a device that converts books data from the computer into a power (impulse), which can be transmitted through telephone lines are not a signal that the signal is analog. signal in the data from the computer books signal. Digital books should be used. Modem converts analog signals to digital and digital analog. books Modem can be divided into 3 types, each type has its advantages and disadvantages are different. Built-in modem. This type of modem is a circuit chematikman electronic tags attached to the inside books of the computer directly. Form will vary depending on the type of production must be computer books modem may use this type of power. Posted pie is only connected to a power transformer will eliminate the need of external Most installations will install modem through a series Port RS-232C serial port and that is not a problem in older versions that comes with the computer . Modem connection is connected to the PC via standard computer site and once installed, books will not waste any space outside modem for installation at a site plug the phone line into the modem by using plug phone. conventional RJ-11 and a speaker. books External modem. It is a rectangular box with a light flat internal modem status and speakers. Due adapter needs to convert the signal before it is plugged in and connected via a pin 25 DB25 port RS series - 232C 1 pkmsya (Personal Computer Memory books Card International Asociation) in a modem with a single focus. The size of a credit card, it is only 5 mm thick, made by modem in notebook computers by modem speed Which is now as well. Contact with the external and internal modem. It now has a maximum modem speed. 56Kbps (kilobit per second) is used as the standard V.90.
Computers can connect to the Internet in many ways. Depending on how much speed you want to contact any of our locations, books including our use of the remote computer centers. This acts as a distributed and also depends on the budget of the user's need for speed and convenience and many. At present, Internet users who are not members of the Academy books will have to pay a relatively high rate. He said that the price of Internet service is now the highest in the world is elaborate.

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