Cisco GainMaker Optoelectronic Node 1GHz with 65 86 MHz Split Installation Guide
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.
AC/RF
alternating current radio frequency.
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.
attenuation
The difference between transmitted and received signal strength due to loss through
equipment, lines, or other transmission medium. Usually expressed in decibels.
attenuator
A passive device designed to reduce signal strength without distorting the waveform.
Usually specified in dB.
AUX
auxiliary.
B
blanking level
The amplitude of the front and back porches of the composite video signal. The blanking level
separates the range containing picture information from the range containing synchronization
information.
Bps
bits per second. The total number of bits sent in a second of time.
Glossary
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