ASCPC Air Supply and Cabin Pressure Controllers
ASD Aircraft Situation Display
ASDE Airport Surface Detection Equipment
ASDL Aeronautical Satellite Data Link
ASECNA Agency for the Security of Aerial Navigation in Africa
and Madagascar
ASG ARINC Signal Gateway
ASI Avionics System Integration
ASIC Application Specific Integrated Circuit
ASM (1) Airspace Management
(2) Autothrottle Servo Motor
ASP (1) Altitude Set Panel
(2) Aeronautical Fixed Service (AFS) Systems Planning
for data interchange
ASPP Aeronautical Fixed Service (AFS) Systems Planning for
data interchange Panel
A-SMGCS Advanced Surface Movement Guidance and Control
Systems
ASR Airport Surveillance Radar
ASRS Aviation Safety Reporting System
ASSTC Aerospace Simulation and Systems Test Center
ASSV Alternate Source Selection Valve
ASTA Airport Surface Traffic Automation
A/T Autothrottle
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AT (1) Air Traffic
(2) Air Transport
ATA Air Transport Association
ATC Air Traffic Control
ATCA Air Traffic Control Association
ATCC Air Traffic Control Center
ATCRBS Air Traffic Control Radar Beacon System
ATCSCC ATC System Command Center
ATCSS Air Traffic Control Signaling System. A system to pro-
vide information between the pilot and air traffic con-
trol using the VHF communications transceiver in
conjunction with data link equipment.
ATCT Airport Traffic Control Tower
ATE Automatic Test Equipment
AT&E Collins Advanced Technology & Engineering
ATFM Air Traffic Flow Management
ATIS (1) Automatic Terminal Information System
(2) Automatic Terminal Information Service
ATLAS Abbreviated Test Language for Avionics Systems
ATM Air Traffic Management
ATN Aeronautical Telecommunications Network
ATNP Aeronautical TelecommunicationsNetwork Panel
ATOMS Air Traffic Operations Management System
ATP (1)Acceptance Test Procedure (Air Transport)
(2) FAA Air Traffic Rules and Procedures Service
ATR Air Transport Racking
ATS (1) Autothrottle System
(2) Air Traffic Services
(3) Air Turbine Starter
ATSC Air Traffic Services Communication
ATSU ATS Unit
ATT Attitude
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