Acronyms & Abbreviations
GHz ...............................................Gigahertz
GND...............................................ground
GPIO ..............................................General Purpose Input Output
HHMMSS........................................Hours Minutes Seconds (e.g. 120030)
Hz .................................................Hertz
I/O .................................................Input/Output
IC ..................................................Integrated Circuit
IEC ................................................International Electrotechnical Commission
IF...................................................Intermediate Frequency
in...................................................Inches
kg..................................................Kilograms
lbs .................................................Pounds
LCD ...............................................Liquid Crystal Display
LED................................................Light-Emitting Diode
LNA ...............................................Low Noise Amplifier
LSB................................................Least Significant Bit
m ..................................................Meters
M&C ..............................................Monitor and Control
MCU ..............................................Microcontroller Unit
MHz...............................................Megahertz
MMDDYYYY ...................................Month Day Year (e.g. 01012010)
ms .................................................Millisecond
N/A................................................Not applicable
NEMA ............................................National Electrical Manufactures Association
NVRAM ..........................................Nonvolatile Read-Only Memory
O&M..............................................Operations and Maintenance
PC .................................................Printed circuit
PCB ...............................................Printed-Circuit Board
PLL ................................................Phase-Locked Loop
PROM ............................................Programmable Read-Only Memory
RAM ..............................................Random Access Memory
RC .................................................Resistance-capacitance
REV ...............................................Revision
RF .................................................Radio Frequency
RFI.................................................Radio Frequency Interference
RMS...............................................Root mean square
ROM ..............................................Read-Only Memory
RTS ...............................................Request to Send
RX .................................................Receive
SCP ...............................................System Control Processor
SHLD .............................................Shield
SPST..............................................Single-Pole Single-Throw
SPU ...............................................Signal Processing Unit
STD ...............................................Standard
SUM_FLT........................................Summary Fault
TBT ...............................................Tracking Band Translator
D-2
CG-1220 DTR
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