V
Volts or voltage
V/L
VOR/Localizer
V/NAV
Vertical Navigation
V/R
Voltage Regulator
V/REF
Reference Velocity
V/S
Vertical Speed
V/TRK
Vertical Track
VASI
Visual Approach Slope Indicator
VASI
Visual Approach Slope Indicator
VAT
Value-added Tax
VDL
VHF Data Link
VDP
Visual Descent Point
VDR
VHF Digital Radio
VFO
Variable Frequency Oscillator
VFR
Visual Flight Rules
VFR
Visual flight rules
VG/DG
Vertical Gyroscope/Directional Gyroscope
VGA
Video Graphics Array
VHF
Very High Frequency
VHF
Very High Frequency
VHF
Very High Frequency
VMC
Visual meteorological conditions
VMC
Visual meteorological conditions or minimum control speed with critical engine out
VNAV
Vertical Navigation
VNE
never exceed speed
VNO
maximum structural cruising speed
VNR
VHF Navigation Receiver
VOR
VHF Omnidirectional Range and Ranging
VOR
VHF omnidirectional range
VOR/DME
VOR with Distance Measuring Equipment
VOR/MB
VOR Marker Beacon
VORTAC
VOR and TACAN combination
VOX
Voice Transmission
VPATH
Vertical Path
VSAT
Vectoral Satellite
VSI
Vertical Speed Indicator
VSM
Vertical Separation Limit
VSO
stall speed in landing configuration
VSWR
Voltage Standing Wave Ratio
VX
speed for best angle of climb
VY
speed for best rate of climb
Va
Maneuvering speed
Vfe
Maximum flaps extended speed
Vle
Maximum landing gear extension speed
Vlo
Maximum landing gear operating speed
Vmo
Maximum operating speed
Vne
Never-exceed speed
Vno
Normal operating speed limit
Vs
stall speed
Vx
Best angle of climb speed
Vy
Best rate of climb speed