Table of Contents
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Glossary
g–2
EIA
Electronic Industries Association
EMC
Electro-Magnetic Compatibility
ESC
Engineering Service Circuit or Engineering Service Channel
ESD
Electrostatic Discharge
EXT
External Reference Clock
FIFO
First in/First Out
FW
Firmware
GND
Ground
Hz
Hertz (cycle per second)
I/O
Input/Output
IF
Intermediate Frequency
kHz
Kilohertz (10
LCD
Liquid Crystal Display
LED
Light-Emitting Diode
lf
Line Feed
-3
m
mille (10
)
M&C
Monitor and Control
Max
Maximum
Mbit/s
Megabits per second
MC
Monitor and Control
MFS
Multiframe Sync
MHz
Megahertz (10
Mod
Modulator
MOP
Modulated Output Power
MSB
Most Significant Bit
-9
n
nano (10
)
N/A
Not Applicable
NC
No Connection or Normally Closed
NO
Normally Open
OQPSK
Offset Quadrature Phase Shift Keying
-12
p
pico (10
)
PCB
Printed Circuit Board
PLL
Phase-Locked Loop
PPM
Parts Per Million
QPSK
Quadrature Phase Shift Keying
RAM
Random Access Memory
RD
Receive Data
RF
Radio Frequency
RR
Receiver Ready
RS
Ready to Send
RT
Receive Timing
RTS
Request to Send
RX
Receive (Receiver)
RXD
Receive Data
s
Second
SCT
Serial Clock Transmit
SD
Send Data
ST
Send Timing
SYNC
Synchronize
3
Hertz)
6
Hertz)
SDM-300A Satellite Modem
Rev. 4
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