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frequency at which the outp... + K. p5 i6 Z; _0 z
CVFR Controlled VFR (still existing in some countries)
0 n* _ B: [6 F, P* G) FCVR Cockpit Voice Recorder " t* k9 O# |2 r+ J1 ]) r2 O% X
CYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown.
$ [- \3 H! u8 c4 `+ p8 |CYCLIC See: longitudinal cyclic, lateral cyclic; ; z2 \/ c6 o E5 M- b: W
D Airspace ICAO Class D 1 S7 A3 R& C+ u9 }% ~
D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz)
1 z7 C* C9 G8 A& m9 yVISUAL 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... ( r" {8 z' T$ _ e
VISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima.
% m0 o$ U4 }6 H7 T6 ~# NVJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law) 4 `' R0 M+ N8 c9 l" g" R
VLA Very Light Aircraft (Aircraft certification category)
& |: ] w+ L" s* f3 X. iVLE Max. Landing Gear Extended Speed
1 ? w# G* G3 n% |VLF Very Low Frequency radio equipment - e0 i5 n' E1 F+ o. l. P
VLO Max. Landing Gear Operation Speed 4 s9 D: X3 F' b/ n
VLOF lift-off speed. . v! T Q: p; V/ h. [
VMC Visual Meteo Conditions ("good" weather for VFR or IFR) _# t$ l3 a8 p2 k, F0 Z# C+ {5 d
VMO maximum operating limit speed.
( I1 K4 F* f" e0 L ]2 B w/ ^) PVMU minimum unstick speed.
& |. `+ h; Q7 D3 S; C9 C! m* OVNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space.
9 g. @) y5 E2 M8 f. q9 ?VNE Never Exceed Speed ' f. B( }% h' C8 h) ~5 N, g
VNO Max. Structural Cruising Speed
j3 W' u' q/ n; I' j3 \ @1 vVOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... 9 d; r) E) h. U; g8 c
VOR/DME Vertical Navigation (GLS) 6 n' p. ^& Q* I6 [
VORTAC VHF Omni range;
9 w& W {" |( v$ @VR Rotation Speed
$ }" p: x0 Y7 D6 @1 WVS the stalling speed or the minimum steady flight speed at which the airplane is controllable.
8 t' e3 Y- c9 a& I: Y8 ~VS0 Stalling Speed Landing Config 6 X' r' L ?& \; W* Q7 b1 s' w9 y
VS1 Stalling Speed in a specified Config.
' F+ [9 a4 O5 F9 H7 m$ ^1 ?5 NVSSE Minimum Safe Single Engine Speed
) A7 Y! D1 Q9 t4 LVTOSS takeoff safety speed for Category A rotorcraft. + z7 `, ~8 \3 d2 S- n) ?9 w
VX Best Angle of Climb Speed
' x I2 } W9 H6 d7 ^/ _- SVXSE Best Angle of Climb Speed, 1 engine inoperative 3 ^7 s0 t, _1 i5 M
VY Best Rate of Climb Speed
. a! a. b3 d1 ~+ d( H" o$ [4 }VYSE Best Rate of Climb Speed, 1 engine inoperative 9 r& d ^6 a# M2 l8 G& X3 y: Y
WA (IAOPA) World Assembly
5 V; t, G( x* T* d) k1 dWAAS GNSS wide-area augmentation system. , V4 G9 R+ F+ A; Z' c
WANGANUI Colored flares dropped on H2S to sky mark a target # X- T! A; w) ~2 F/ |7 U1 c- Q0 P
WARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ...
* R3 k' X2 M. MWARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; 5 ], B0 t c) G9 ^0 U2 ]9 R
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;
- l/ `. `+ s8 w2 a" p3 CWASHOUT 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... ( C0 l% M( K% I( w& ^4 f T! @0 L, ~% R
WASSERMANN German long range radar with a range of up to 190 Km. 7 F, m9 Z/ @0 |7 v1 `; V
WAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR...
2 g; V) q/ ?2 O7 s; aWAYPOINT (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...
. L& [* S* j2 f WWAYPOINT APPROACH To approach a waypoint + @- n5 p( {6 r2 ^
WCA Warning, Caution, Advisory |
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