TM 55-6930-212-10
GLOSSARY
A
AAA
Anti-aircraft artillery
AAF
Army air field
AC: A/C
Alternating current: aircraft
ACQ
Acquisition
ADF
Automatic direction finding
ADV
Advance
AE
Aerodynamic
AERO
Aerodynamic drogued (sling load operations)
AFCS
Advanced flight control system
AGL
Above ground level
AHP
Army heliport
AID
Auxiliary information display
ALT
Altitude
APU
Auxiliary power unit
A/S
Airspeed
ATC
Air traffic control
ATIS
Air traffic information system
AUTO
Automatic
AID
Auxiliary information display
B
BARO
Barometric pressure
C
C: CENT.
Centigrade
CB
Circuit breaker
CCDA
Cockpit control driver actuator
CEIL
Ceiling
CFD
Communications facility display
CG
Center of gravity
CH47FS
Army designation for simulation device
CLA
Confined landing area
CLD
Cloud
CLR
Clear
CMPTR
Computer
COMM
Communications
CONT
Control
CO2
Carbon dioxide
CPLT
Copilot
CPU
Central processing unit
CRS
Course
CRT
Cathode-ray tube (instructor visual displays)
CTR
Center
Glossary 1
