Comtech EF Data SDM-650B Installation And Operation Manual page 343

SDM-650B Satellite Modem
Rev. 5
DTE Data Terminal Equipment
E&M Ear and Mouth
E /N Bit Energy-to-Noise Ratio
b 0
ECL Emitter Coupled Logic
EDP Electronic Data Processing
EEPROM Electrically-Erasable Programmable Read-Only Memory
EFD EFData Compatible
EIA Electronic Industries Association
EMC Electro-Magnetic Compatibility
EMF Electromotive Force
EPROM Erasable Read-Only Memory
ESC Engineering Service Circuit or Engineering Service Channel
ESD Electrostatic Discharge
EXC External Clock
EXT External Reference Clock
FDC Fairchild Data Compatible
FDMA Frequency Division Multiple Access
FEC Forward Error Correction
FET Field Effect Transistor
FFSK Fast Frequency Shift Keying
FIFO First in/First Out
Flt Fault
FM Frequency Modulation
FPGA Field Programmable Gate Array
FS Frame Sync
FSK Frequency Shift Keying
FW Firmware
GHz Gigahertz (10
GND Ground
HI STAB High Stability
HPA High Power Amplifier
Hz Hertz (cycle per second)
I&Q In-Phase and Quadrature
I/O Input/Output
IBS INTELSAT Business Services
IC Integrated Circuit
IDI Insert Data Input
IDR Intermediate Data Rate
IESS INTELSAT Earth Station Standards
IF Intermediate Frequency
INMARSAT International Maritime Satellite Organization
INTELSAT International Telecommunications Satellite Organization
ISD Insert Send Data
k Kilo (10 3 )
K Ω Kilo-ohms
kbit/s Kilobits per second (10
kHz Kilohertz (10
ks/s Kilosymbols Per Second (10
kW
Kilowatt (10
LAN Local Area Network
LCD Liquid Crystal Display
LED Light-Emitting Diode
lf Line Feed
LNA Low Noise Amplifier
LO Local Oscillator
LSB Least Significant Bit
Draft
9 hertz)
3
bits per second)
3
Hertz)
symbols per second)
3
3
Watts)
Glossary
g–3