Modems

Modems

Modems are devices that modulate an analog carrier signal to encode digital information.

Industry: Network hardware

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Modems

remote digital loopback

Network hardware; Modems

A test that checks the phone link and a remote modem's transmitter and receiver.

remote echo

Network hardware; Modems

A copy of the data received by the remote system, returned to the sending system, and displayed on the screen. Remote echoing is a function of the remote system.

read only memory (ROM)

Network hardware; Modems

Permanent memory, not user-programmable.

serial transmission

Network hardware; Modems

The consecutive flow of data in a single channel. Compare to parallel transmissions where data flows simultaneously in multiple channels.

start/stop bits

Network hardware; Modems

The signaling bits attached to a character before and after the character is transmitted during asynchronous transmission.

terminal

Network hardware; Modems

A device whose keyboard and display are used for sending and receiving data over a communications link. Differs from a microcomputer or a mainframe in that it has little or no internal processing ...