Update aviation.csv

Author: Markus Fleschutz

Data/Abbr/aviation.csv

@@ -481,15 +481,16 @@ TWR,Control Tower or Thrust to Weight Ratio
 TWY,Taxiway
 TXC,Taxiway Centreline Lights
 TXE,Taxiway Edge Lights
-UAA,University of Alaska Anchorage
+UA,Unmanned Aircraft
 UAC,Upper Area Control Centre
 UAS,Unmanned Aircraft Systems
 UAT,Universal Access Transceiver
 UAV,Unmanned Aerial Vehicle
+UCAV,Unmanned Combat Aerial Vehicle
 UDF,Ultra High Frequency Direction Finding
 UEI,"Units, Equipment, Installations"
 UFA,"UFA, Inc., the world's premier developer of Air Traffic Control simulation systems"
-UHF,Ultra High Frequency
+UHF,Ultra High Frequency (300MHz to 3 GHz)
 UIR,Upper Flight Information Region
 UKCAA,United Kingdom Civil Aviation Authority
 UMASS,University of Massachusetts
@@ -509,7 +510,7 @@ VDL-4,VHF digital link Mode 4 (see also STDMA)
 VDU,Visual Display Unit
 VFOW,Vertical Field of View
 VFR,Visual Flight Rules
-VHF,Very High Frequency
+VHF,Very High Frequency (3 to 300MHz)
 VLF,Very Low Frequency
 VMC,Visual Meteorological Conditions
 VMO,maximum operation speed is the air speed than should never be exceeded deliberately in normal operation, whatever the flight situation isVOR,VHF Omni-directional Range

Data/Abbr/military.csv

@@ -748,16 +748,11 @@ TSP,Thrift Savings Plan
 TSSAM,Tri-Service Stand-off Attack Missile
 TTT,Time to Target
 TU,Task Unit
-UA,Unmanned Aircraft
-UAS,Unmanned Aircraft System
-UAV,Unmanned Aerial Vehicle
-UCAV,Unmanned Combat Aerial Vehicle
 UCMJ,Uniform Code of Military Justice
 UCP,Unified Command Plan
 UCX,Unemployment Compensation for Ex-Servicemembers
 UDT,Underwater Demolition Team
 UETF,Unified Exchange Task Force
-UHF,Ultra-High Fequency (300MHz to 3 GHz)
 UIC,Unit Identification Code
 UJTL,Universal Joint Task List
 ULN,Unit Line Number
@@ -783,7 +778,6 @@ VANF,VA National Formulary
 VBIED,Vehicle-Borne Improvised Explosive Device
 VDU,Visual Display Unit
 VHA,Veterans Health Administration
-VHF,Very High Frequency (3 to 300MHz)
 VI,visual information
 VISA,Voluntary Intermodal Sealift Agreement
 VISN,Veterans Integrated Service Network
@@ -792,7 +786,6 @@ VSEL,Vickers Shipbuilding and Engineering LTD
 VSO,Veterans Service Organization
 VSTOL,Vertical Short Take-Off and Landing
 VTAS,"Voice, Throttle and Stick"
-VTOL,Vertical Take-Off and Landing
 WARM,Wartime Reserve Modes
 WARNORD,Warning Order
 WEZ,Weapon Engagement Zone