analog modem


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Related to analog modem: digital modem

analog modem

A device that converts the computer's digital pulses to tones that can be carried over analog telephone lines, and vice versa. Prior to the turn of the century, analog modems used to be standard equipment on most desktop and all laptop computers. For more details, see modem and analog telephone. Contrast with digital modem.


Three Decades Make a Difference
This analog modem from a Commodore 64 computer in 1982, which transmitted 300 bits per second (bps), is contrasted to an iPhone in 2012, capable of transmitting 20,000,000 bps and more.
References in periodicals archive ?
One side of the IWF consists of standard analog modems to allow connection to modems in the PSTN.
3Com will spin-off its manufacturing of standard telephone-line modems (analog modems), into a joint venture with Accton and NatSteel Electronics which will continue to sell U.S.
Robotics line of analog modems. As a provider of Internet access and connectivity products, U.S.
"[We] already lead the market in Windows-based software modems, the fastest growing segment of the huge analog modem market.
The unit's built-in, code-activated switch allows a network administrator to console-manage remote devices via a single analog modem call.--Osicom Technologies, Inc.
The InterChangeVS 2000 is an analog modem hub that works with a 'host' LAN server running Microsoft Windows NT software linked via an Ethernet connection.
This out-of-band signaling capability allows call setup within 1 to 3 seconds--compared to as much as 40 seconds for analog modem calls.
The company's communications facilities gradually evolved over three years, starting with voice lines from the local exchange carrier and an international discount calling plan, then adding a separate telephone line and a dial-up analog modem for data transfers.
Infinilink's product line allows users to simultaneously make calls, send faxes, or transmit data using an analog modem while connected to ADSL service on the same line.
Call establishment times average one-tenth of a second, compared to approximately 25 seconds for an analog modem, and there is no modulation protocol handshaking period as there is with analog modems.
Robotics has been at the forefront of modem technology, and in the 1990's was the first to boost analog modem speeds to the V.90 56K standard.
At the destination gateway, it is reconstructed as an analog modem signal for the receiving fax machine.