< communications > A class of communication channel capable of supporting a wide range of frequencies, typically from audio up to video frequencies. A broadband channel can carry multiple signals by dividing the total capacity into multiple, independent bandwidth channels, where each channel operates only on a specific range of frequencies.
The term has come to be used for any kind of Internet connection with a download speed of more than 56 kbaud , usually some kind of Digital Subscriber Line , e.g. ADSL .
See also baseband , narrowband .
(2003-10-15)