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APPENDIX A REFERENCES
ABBREVIATION -cont - TM-1-1520-240-10_641
TM-1-1520-240-10 Army CH-47D Heilcopter (EIC:RCD) Manual
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TM 1-1520-240-10
B-1
APPENDIX B
GLOSSARY
ABBREVIATION
TERM
AC
Alternating Current
. . . . . . . . . .
ACK
Acknowledge
. . . . . . . .
ACTR
Actuator
. . . . . . .
ADF
Automatic Direction Finding
. . . . . . . .
AFCS
Advanced
Flight Control System
. . . . . . .
AGL
Above Ground Level
. . . . . . . .
AIMS
Air Traffic Control Radar Beacon
. . . . . . . .
System Identification Friendly or
foe Mark XII Identification System
AJ
Anti-Jam
. . . . . . . . . .
AK
Automatic Keying
. . . . . . . . . .
ALP
Alpha
. . . . . . . . .
ALSE
Aviation
Life Support Equipment
. . . . . . .
ALT
Altitude
. . . . . . . . .
AM
Amplitude Modulated
. . . . . . . . .
AME
Amplitude Modulation
Equivalent
. . . . . . . .
AMP
Ampere
. . . . . . . .
ANT
Antenna
. . . . . . . .
ACK
Acknowledge
. . . . . . . .
ANVIS
Aviation Night/Vision Imaging Sys
. . . . . .
tem
APU
Auxiliary
Power Unit
. . . . . . . .
APPROX
Approximately
. . . .
AR
Army Regulations
. . . . . . . . . .
AS
Airspeed
. . . . . . . . . .
ASTM
American Society for Testing Mate
. . . . . . .
rials
ATM
Aircrew Training Manual
. . . . . . . .
AUTO
Automatic
. . . . . . .
AUX
Auxiliary
. . . . . . . .
AVAIL
Available
. . . . . . .
AVGAS
Aviation Gasoline
. . . . . .
BARO
Barometric
. . . . . . .
BATT or
BTRY
Battery
. . . . . . .
BCN
Beacon
. . . . . . . .
BFO
Beat-Frequency
Oscillator
. . . . . . . .
BIT
Built in Test
. . . . . . . . .
BITE
Built in Test Equipment
. . . . . . . .
BL
Butt Line
. . . . . . . . . .
BRK
Brake
. . . . . . . .
BRT
Bright
. . . . . . . .
ABBREVIATION
TERM
BRG
Bearing
. . . . . . . .
BTU
British Thermal Unit
. . . . . . . .
C
Celsius
. . . . . . . . . . .
CAS
Calibrated Airspeed
. . . . . . . .
CCR
Closed Circuit Refuel
. . . . . . . .
CCU
Converter
Control Unit
. . . . . . . .
CDR’s
Commander’s
. . . . . . .
CDU
Computer Display Unit or Control
. . . . . . . .
Display Unit
C.G.
Center-of-Gravity
. . . . . . . .
CGI
Cruise Guide Indicator
. . . . . . . . .
CHAN
Channel
. . . . . . .
CHK
Check
. . . . . . . .
CKPT
Cockpit
. . . . . . .
CL
Checklist
. . . . . . . . . .
C
L
Center Line
. . . . . . . . . .
CLR
Clear
. . . . . . . .
CLR-VC
Clear Voice
. . . . .
CM
Countermeasures
. . . . . . . . .
CMD
Command
. . . . . . . .
CNV
Crypto Net Variable
. . . . . . . .
COMM
Communication
. . . . . .
COMP
Compass
. . . . . .
COMPT
Compartment
. . . . .
COND
Condition
. . . . . . .
CONT or
CONTR
Control
. . . . .
COPLT or
CPLT
Copilot
. . . . . . .
CPDU
Copilot Display Unit
. . . . . . .
CPM
Control Processor and
. . . . . . . .
Communications
CRS
Course
. . . . . . . .
CRT
Cathode Ray Tube
. . . . . . . .
CTR
Center
. . . . . . . .
CW
Continuous Wave
. . . . . . . . .
DA
Density Altitude
. . . . . . . . . .
DASH
Differential Airspeed Hold
. . . . . . .
DAT
Data
. . . . . . . . .
DC
Direct Current
. . . . . . . . . .
DCLT
Declutter
. . . . . . .
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