Glossary of Terms and Acronyms

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8AFA	Waveform Synthesizer - previously called DSP

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A

AAR	After Action Review
AATC	Automated Air Traffic Control
ABCCC	Airborne Battlefield Command and Control Center
ACBL	Audio Cable
ACENet	Audio Communications Environment Network
ACE-RIU	ACE-Remote Interface Unit
ACU	ACE Communication Unit
ADF	Automatic Direction Finder, navigation aid
AFB	Air Force Base
AFRL	Air Force Research Lab
AFV	Armored Fighting Vehicle
AGC	Automatic Gain Control
AI	16/32 Channel Analog Input board (discontinued)
AIU	Audio Interface Unit
ALE	Automatic Link Establishment
AMS	AWACS Modeling & Simulation system
AMS (ASTi)	ASTi Management System - web based system used to centrally configure and manage the Voisus server and clients.
ASR	Automatic Speech Recognition
ATC	Air Traffic Control; Air Training Command
ATIS	Air Traffic Information Systems, Automatic Terminal Information Service
ATP	Acceptance Test Procedure
ATRC	AEGIS Training and Readiness Center
AVCATT-A	Aviation Combined Arms Tactical Trainer - Aviation Reconfigurable Manned Simulator
AWACS	Airborne Warning and Control System
AWE	Army Warfighting Experiment

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B

BFO	Beat Frequency Oscillator
BSC	Battle Simulation Center

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C

C2V	Command & Control Vehicle
CAA	Civil Aeronautics Administration
CATT	Combined Arms Tactical Trainer
CCTT	Close Combat Tactical Trainer
CDR	Critical Design Review
CGF	Computer Generated Force
COMSEC	Communications Security
Construct	ASTI's Construct is a constructive simulation toolkit that allows scenario developers to easily create automate-able environmental sounds and voiced radio traffic and integrate them into simulation-based training environments.
COTS	Commercial Off-The-Shelf
CPU	Central Processing Unit
CRR	Customer Repair Return
CSMET	Crew Station Mission Equipment Trainer
CVSD	Continuous Variable Slope Delta; a type of audio compression

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D

DACS	Digital Audio Communications System
DAMA	Demand Assigned Multiple Access
DASA	Demand Assigned Single Access
DDI	Distributed Digital Interface
DDM	Distributed Data Management
DEM	Digital Elevation Model
DHCP	Dynamic Host Configuration Protocol
DI	16 Channel Digital Input Board
DI/DO	8In/8Out Digital board
DIS	Distributed Interactive Simulation
DISA	Defense Information Systems Agency
DME	Distance Measuring Equipment, navigation aid
DMO	Data Management Order
DMSO	Defense Modeling and Simulation Office
DMT	Distributed Mission Training
DODD	Department of Defense Directive
DR	Discrepancy Report
DRED	Daily Readiness Test
DSP	Digital Signal Processor
DTED	Digital Terrain Elevation Data

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E

EASA	European Aviation Safety Agency
eQTG	Electronic Qualification Test Guide
EW	Electronic Warfare

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F

FAA	Federal Aviation Administration
FFS	Full Flight Simulator
FOB	Freight On Board
FOM	Federation Object Model
FSTD	Flight Simulation Training Devices
FTD	Flight Training Devices
FTX	Field Training Exercise

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G

GCA	Ground Control Approach
GUI	Graphical User Interface

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H

HF	High Frequency
HHT	Hand Held Terminal
HLA	High Level Architecture
HQ	Have Quick
HRTF	Head Related Transfer Function; 3D Audio reference

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I

I/ITSEC	Interservice/Industry Training, Simulation and Education Conference; tradeshow (Orlando, FL)
I/O	Input/Output
IASE	Information Assurance Support Environment
ICAO	International Civil Aviation Organization
ICD	Interface Control Document
ICS	Intercom Switching
IDM	Integrated Data Modem
IETF	Internet Engineering Task Force
IFF	Identify Friend / Foe
ILS	Instrument Landing System, navigation aid
IOS	Instructor Operator Station
IWG	International Working Group

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J

JAA	Joint Aviation Authority
JANUS	an interactive, entity-based, tactical simulation used to train at Brigade and below (Battle-Focused Training)
JCSAR	Joint Combat Search and Rescue
JEFX	Joint Expeditionary Force Experiment
JNTF	Joint National Test Facility
JPATS	Joint Primary Aircraft Training System
JRTC	Joint Readiness Training Center
JSAF	Joint Semi-Automated Forces
JSF	Joint Strike Fighter
JSTARS	Joint Surveillance and Target Attack Radar System
JTASC	Joint Training Analysis and Simulation Center
JTDL	Joint Tactical Data Link
JTIDS	Joint Tactical Information Distribution System
JTMD	Joint Theater Missile Defense
JTMDAO	Joint Theater Missile Defense Attack Operation

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L

LAN	Local Area Network
LOS	Line of Sight

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M

MB	Model Builder software
MBV	Model Builder Visual software
MCAS	Marine Corps Air Station
MCASMP	Marine Corps Aviation Simulator Master Plan
MLU	Mid-Life Update
MODSAF	Modular Semi-Automated Forces
MPL	Multi-Crew Pilot License
MRD	Mission Rehearsal Device
MTBF	Mean Time Between Failure
Model	Collection of Objects constructed by user using the MB application tool to build sound and/or communications simulation of their application. Models are run within the MB application environment on the DACS. Each model is associated with a specific DSP card. One or more Models may reside on DACS depending on the hardware configuration. Models can interact locally to the DACS or across the network with other DACS models.
Model Server	Runs state machine software
MuLaw	G711 ITU Standard, a type of audio compression
Multicast Router	Device that bridges specific multicast address between different interfaces

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N

NAS	Naval Air Station
NASMP	Naval Aviation Simulation Master Plan
NAWC/AD	Naval Air Warfare Center, Aircraft Division
NDA	Non-Disclosure Agreement
NDB	Non-Directional Beacon, navigation aid
NDIA	National Defense Industrial Association
NIAP	National Information Assurance Partnership
NOTAM	Notice to Airmen
NPG	Network Participation Group
NSA	National Security Agency
NSTISSP	National Security Telecommunications and Information Systems Security Policy
NSWC	Naval Surface Warfare Center
NSWCDD	Naval Surface Warfare Center Dahlgren Division
NTP	Network Time Protocol
NTSA	National Training and Simulation Association

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O

OFT	Operational Flight Trainer
OID	Object Identifiers
OneSAF	a composable, next generation Computer Generated Force
OMDT	Object Model Development Tool
OML	Object Model Library
OMT	Object Model Template
ORTT	Operations Room Team Trainer

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P

PAM	Pluggable Authentication Module
PCA	Program Configuration Audit
PC'ver	ASTi's DIS radio and intercom application for Windows
PDI	Potential Discrepancy Item
PDR	Preliminary Design Review
PDU	Protocol Data Unit
PEO STRI	Program Executive Office - Simulation, Training and Instrumentation (formerly STRICOM)
PIU	Panel Interface Unit
PRF	Pulse Repetition Frequency
PRI	Pulse Repetition Interval
PTT	Part Task Trainer Push To Talk (switch)

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R

Radio Bridge	ASTi's radio bridge links live and simulated training environments, enabling distribution of live radio traffic via global networks and remove radio control.
RAeS	Royal Aeronautical Society
RHEL	Red Hat Enterprise Linux
RID	RTI Initialization Data Editor
RIU	Remote Interface Unit
RMA	Return Material Authorization
RPR FOM	Real-Time Platform Reference Federation Object Model
Telestra web interface	The Telestra web interface gives you a Gods-eye view and control of all ASTi devices and activity on the exercise-wide network via a standard web browser.
ROM	Rough Order of Magnitude
RTI	Runtime Infrastructure
RTI NG	RTI Next Generation (After Version 1.3)
RWR	Radar Warning Receiver

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S

SAGIS	Special Operations Air Ground Interface Simulator
SED	Shippers Export Declaration
SFTP	Secure File Transfer
SHINCOM	SHips INternal COMmunications
Simscribe	Network communications capture-and-replay tool for after-action review of LVC and game-based training.
SimTecT	Simulation Technology and Training; tradeshow (Australia)
SINCGARS	Single-channel Ground and Airborne Radio System
SISO	Simulation Interoperability Standards Organization
SNARE	System iNtrusion Analysis
SNMP	Simple Network Management Protocol
SOF	Special Operation Force
SOM	Simulation Object Model
SOW	Statement of Work
SRR	Security Readiness Review
STIGs	Security Technical Implementation Guides
STRICOM	Simulation Training and Instrumentation Command (see PEO STRI)
STOW	Synthetic Theater of War
Synapse	Plug-and-play link between live field radios and virtual communications networks

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T

TACAN	Tactical Air Navigation
TACCSF	Theater Aerospace Command and Control Simulation Facility
TACOM	Tank-automotive & Armaments Command
TADIL	Tactical Digital Information Link
TDM	Time Division Multiplex
TDM Ring	Connection from DACS to RIUs and back to DACS; no longer than 300 feet total
Telestra	Native HLA radio simulation & communications module
THAAD	Theater High Altitude Air Defense
Tort	Tactical Operational Readiness Trainer
TRANSEC	Transmission Security
Ts&Cs	Terms and Conditions

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U

UDP	User Datagram Protocol
UHF	Ultra High Frequency
UTD	Unit Training Device

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V

VHF	Very High Frequency
VoIP	Voice over IP
Voisus	ASTi's ready-to-deploy audio and communications solution for Live, Virtual, Constructive, and Gaming (LVC-G) training environments.
VOR	VHF omnidirectional range, navigation aid
VOX	Voice activated transmissions
VRR	Vendor Repair Return

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W

WAN	Wide Area Network
WARSIM	Warfighters' Simulation
WST	Weapons System Trainer

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X

XDR	External Data Representation

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