Motorola SG 2000 Instrukcje Operacyjne Strona 51

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AT&T SLW2500 Installation and Operation Manual
Abbreviations and Acronyms
The abbreviations and acronyms list contains the full spelling of the short forms used in this
manual.
A
ampere
ac
alternating current
ADU
automatic drive unit
AGC
automatic gain control
APC
angled physical contact
BW
bandwidth
CATV
Community Antenna Television
c/n
carrier-to-noise ratio
CSO
composite second order
CTB
composite triple beat
CU
control unit
dB
decibel
dBc
decibels relative to the carrier
dBm
decibels relative to 1 milliwatt
dBmV
decibels relative to 1 millivolt
dc
direct current
DFB
distributed feedback
FC
ferrule connector
FM
frequency modulation
FTEC
fast trigger electronic crowbar
I/O
input/output
ICS
ingress control switch
km
kilometer
MCB
manual control board
MHz
megahertz
µ
µµ
µW
microwatt
mA
milliamp
mW
milliwatt
NTSC
National Television Standards Committee
OMI
optical modulation index
P-V
peak-to-valley
pA
picoampere
RF
radio frequency
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