Cisco Cisco Digital Service Access Node (DSAN) 8210 Troubleshooting Guide
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A
A
ampere. A unit of measure for electrical current.
ac, AC
alternating current. An electric current that reverses its direction at regularly recurring
intervals.
intervals.
AGC
automatic gain control. A process or means by which gain is automatically adjusted in a
specified manner as a function of input level or other specified parameters.
specified manner as a function of input level or other specified parameters.
analog channel
A channel that occupies a fixed location in a 6 MHz bandwidth within the 54 MHz to 550
MHz range of the RF band. Analog video channels deliver one traditional broadcast television
channel in each 6 MHz band.
MHz range of the RF band. Analog video channels deliver one traditional broadcast television
channel in each 6 MHz band.
attenuation
The difference between transmitted and received signal strength due to loss through
equipment, lines, or other transmission medium. Usually expressed in decibels.
equipment, lines, or other transmission medium. Usually expressed in decibels.
C
channel map
A logical element that links a service with a channel so that the service can be viewed or used
by the subscriber. For example, a channel map could link The Golf Channel with channel 63
so that when subscribers tune to channel 63, they view The Golf Channel.
by the subscriber. For example, a channel map could link The Golf Channel with channel 63
so that when subscribers tune to channel 63, they view The Golf Channel.
CLI
command line interface. A command reference software that allows the user to interact with
the operating system by entering commands and optional arguments.
the operating system by entering commands and optional arguments.
CW
continuous wave.
Glossary