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frequency at which the outp... ( K5 B$ m6 E3 ~; R
CVFR Controlled VFR (still existing in some countries)
. G) S3 a* t. \* rCVR Cockpit Voice Recorder ( F! T: T8 C* l- G$ x9 q
CYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown.
, Z u. \9 V0 G% c! DCYCLIC See: longitudinal cyclic, lateral cyclic; 7 d d1 F/ _* c* D: t
D Airspace ICAO Class D 4 L2 n0 Z+ X5 [. F; A# Z
D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz) 0 ?% q- q0 C3 g0 N6 y4 o
VISUAL FLIGHT RULE (VFR) Rules that govern the procedures for conducting flight under visual conditions (VMC). The term is also used in the United States to indicate weather c...
8 r T6 l4 N# r3 g g4 j( J# dVISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. : p( x( J; V+ d. |; V3 {
VJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law)
, u. P8 @) A) m) I/ M, o/ b9 wVLA Very Light Aircraft (Aircraft certification category)
( ~ J4 X( S* o* v( u, b7 D! EVLE Max. Landing Gear Extended Speed ' _$ ^+ w# l2 q# f8 ?
VLF Very Low Frequency radio equipment 3 H. k" [% B/ l, k( L) ^
VLO Max. Landing Gear Operation Speed & M) A" \) g: K1 _
VLOF lift-off speed.
3 e/ B" B) j7 @, P; R! `VMC Visual Meteo Conditions ("good" weather for VFR or IFR)
" U! i, Z& ^/ j7 ~" D. sVMO maximum operating limit speed.
9 g s+ N- R; q3 V& J* j- J$ ^VMU minimum unstick speed. % @9 W+ {; T7 D3 S p
VNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space.
# J0 t6 e9 [+ G8 rVNE Never Exceed Speed * w5 q6 F' b% g& S
VNO Max. Structural Cruising Speed ' y# Z! x, v* d2 i( h
VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us...
3 X, ~7 L2 K" t$ {* {! Q# }) CVOR/DME Vertical Navigation (GLS)
u! w7 U! n) mVORTAC VHF Omni range; / U, h- S. V$ U u9 F
VR Rotation Speed
! r d+ ^7 [1 v2 }' o5 q8 `5 [5 sVS the stalling speed or the minimum steady flight speed at which the airplane is controllable.
+ L8 x {( c7 A% F `$ c: sVS0 Stalling Speed Landing Config
8 R3 O! _& ?' ?+ y7 qVS1 Stalling Speed in a specified Config. + l* h* h% ~7 g! |
VSSE Minimum Safe Single Engine Speed : c% ?: I4 L' w n% d1 a
VTOSS takeoff safety speed for Category A rotorcraft.
% g& |! p) T p: @! r# oVX Best Angle of Climb Speed 4 |3 \3 @$ M8 U {
VXSE Best Angle of Climb Speed, 1 engine inoperative ! ]$ d2 {6 w2 P7 N" r6 n' B" |
VY Best Rate of Climb Speed 9 A0 b l' ^! ?/ k; H5 a
VYSE Best Rate of Climb Speed, 1 engine inoperative
8 y* I. q+ x7 AWA (IAOPA) World Assembly 8 S; f0 B% U7 G
WAAS GNSS wide-area augmentation system. 5 D9 j6 Q2 J$ l
WANGANUI Colored flares dropped on H2S to sky mark a target
5 g2 q9 ` n: X3 A! X+ W7 NWARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ... 9 N, N4 ~: n3 j5 R7 H9 X
WARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert;
' L d3 r F3 W8 l" [WASH-OUT FILTER A filter to smooth a transition due to change of input source, such as when changing modes; See Also: transient-free switch;
& f m& l i! H" Z9 U, Z9 F7 x9 MWASHOUT The twist in an airfoil which causes less angle of attack at the tips than the root. For airplanes, this increases stability of the aircraft at slow s... L& g5 B$ b7 V" G4 M
WASSERMANN German long range radar with a range of up to 190 Km. 5 k: h. h7 R8 j) }
WAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR...
: \" e" u$ N/ [9 C, [WAYPOINT (WYPT) A point on the ground, predefined as a point of interest for the flight; a basic guidance mode, providing lateral guidance to a waypoint, either by co... 5 j' H6 G. G: [6 L1 C. d$ a
WAYPOINT APPROACH To approach a waypoint
% F( _7 l: m' SWCA Warning, Caution, Advisory |
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