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Comtech EF Data C5 User Manual

Page 327

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C5/K1/K3 Integrated Satellite Terminal System

Glossary

Rev. 0

g–3

Acronym/

Abbreviation

Definition

M&C or MC

Monitor and Control

mA

Milliamperes

Max

Maximum

Mbit/s

Megabits per second

MHz

Megahertz (10

6

Hertz)

Min

Minimum or Minute

MOD

Modulator

ms

Millisecond (10

-3

second)

Ms/s

Megasymbols per second

MUX

Multiplexer

NC

No Connection or Normally Closed

NO

Normally Open

ODU

Outdoor Unit

OPT

Option

PCB

Printed Circuit Board

PK

Peak

PL

EFData Part Number Prefix

PLL

Phase-Locked Loop

PPM

Parts Per Million

PSK

Phase Shift Keying

QPSK

Quadrature Phase Shift Keying

RAM

Random Access Memory

RD

Receive Data

REF

Reference

RF

Radio Frequency

RLSD

Receive Line Signal Detect

RR

Receiver Ready

RS

Ready to Send

RT

Receive Timing

RTS

Request to Send

RU

Rack Unit

RX

Receive (Receiver)

RXCLK

Receive Clock

s

Second

SAT

Satellite

SCR

Serial Clock Receive

SCT

Serial Clock Transmit

SCTE

Serial Clock Transmit External

SD

Send Data

sec

Second

SHLD

Shield

SIGGND

Signal Ground

SSPA

Solid-State Power Amplifier

ST

Send Timing

STAB

Stability

SW

Software

syn

Synchronous

TBD

To Be Determined

TCXO

Temperature-Compensated Crystal Oscillator

Terr

Terrestrial

TRF

Transmit Reject Filter

TT

Terminal Timing

TTL

Transistor-Transistor Logic

TX

Transmit (Transmitter)

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