Comtech EF Data KPA-040 Instrukcja Instalacji Strona 15

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MNC-0000-010 7 of 10 Revision A7
List of Abbreviations, Acronyms, and CE Symbols
RU
In a standard 19-inch rack, a set of four mounting holes spaced
as follows:
.625 inches between holes 1, 2, and 3.
.5 inches between holes three and four.
RU = 1.75 inches.
RXD Received Data
SLIN Linearizer with an integrated variable gain SSA
SSA Solid State Amplifier
SSPA Solid State Power Amplifier
STDBY Standby
STX Start of Transmission
TD Time Delay (SSPA)
TEC
Thermal Electric Cooling. This is a technique used to regulate
the operating temperature environment of a device.
TPS Test Performance Sheet
TWT Traveling Wave Tube
TWTA Traveling Wave Tube Amplifier
TXD Transmitted Data
UMBC umbilical cord
undc undercurrent
UPS uninterrupible power supply
VAC Volts alternating current
VDC Volts direct current
VGA variable gain amplifier
VGIPA Variable Gain Intermediate Power Amplifier
VPC Variable Phase Combiner
VSWR voltage standing wave ratio
W Watt
wg waveguide
Wh watthour
WHM watthour meter
wm watt meter
wtrg with respect to ground
wtrc with respect to cathode
wtrprf waterproof
wtrtt watertight
WV working voltage
XFMR Transformer
Abbreviation or
Acronym
Definition
EAR EXPORT CONTROLLED: The information contained in this Manual refers or relates to a product that is subject
to the U.S. Export Administration Regulations (EAR). Transfer of data herein by any means to a Foreign Person,
whether in the U.S. or abroad, may require an export license from the U.S. Department of Commerce.
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