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frequency at which the outp... # B$ k' F9 B7 _: d: m6 X% B- k( s
CVFR Controlled VFR (still existing in some countries) 2 q; \& G$ b; g" c
CVR Cockpit Voice Recorder
3 C- b8 c% S, f- d2 H3 X$ v( SCYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown.
9 A# W. P, u" s& Q8 YCYCLIC See: longitudinal cyclic, lateral cyclic; 3 i8 \- J9 t' \
D Airspace ICAO Class D ) C+ r8 m2 z k8 `! p
D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz)
7 z. t0 v! x: a% {$ W- g* EVISUAL 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...
9 U6 O7 A3 D% J S0 z) Q% j5 IVISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. 0 m J& U7 v5 Y& b/ g
VJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law)
; G2 ~9 n& Y* y9 `- L0 {# fVLA Very Light Aircraft (Aircraft certification category)
+ P. p2 {5 W7 M h) t5 o( `4 z! r9 _VLE Max. Landing Gear Extended Speed ! q+ h( [, r8 i7 m$ `
VLF Very Low Frequency radio equipment
/ Y+ p+ N8 O! _; `VLO Max. Landing Gear Operation Speed
& k$ {$ Q2 q2 ^& SVLOF lift-off speed.
/ G3 Y, _% i0 c ]" ~& MVMC Visual Meteo Conditions ("good" weather for VFR or IFR) 2 h2 K5 `+ k5 C2 k$ j1 n0 F0 J1 S
VMO maximum operating limit speed. 3 z1 h! x4 c. o( |7 O9 ^" v
VMU minimum unstick speed. 6 {6 X+ u$ m7 I6 [3 J) Y
VNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space. ' S: W+ j8 i/ k0 a4 ?
VNE Never Exceed Speed
5 O0 H6 P& ~$ r" p ~' @VNO Max. Structural Cruising Speed 0 _5 a5 U I% G5 C
VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... 1 N" I: b; I9 U/ P* L
VOR/DME Vertical Navigation (GLS) : \) t+ x! @' a! @; ~6 z, ]
VORTAC VHF Omni range;
" v7 ?4 b0 `' R% yVR Rotation Speed 6 P; P: t6 `6 s7 m) C# X& K3 _
VS the stalling speed or the minimum steady flight speed at which the airplane is controllable.
1 j& G! C7 X, Z, QVS0 Stalling Speed Landing Config
N$ c" g U4 q$ @6 n4 Z! r4 l/ [$ `VS1 Stalling Speed in a specified Config. , _* L v5 q, `7 ?! p
VSSE Minimum Safe Single Engine Speed + \) d; h! {4 m# B- D) F! Z
VTOSS takeoff safety speed for Category A rotorcraft.
8 q$ d/ w8 I, X2 I; yVX Best Angle of Climb Speed ) b0 d5 ]# [) Z- D
VXSE Best Angle of Climb Speed, 1 engine inoperative
* |0 m- O, S! `' E+ ?% nVY Best Rate of Climb Speed
* Q1 X9 H4 Q8 c! R. V/ v: J6 DVYSE Best Rate of Climb Speed, 1 engine inoperative 8 Z( R4 Y) I2 v; S/ m
WA (IAOPA) World Assembly " |- E; S5 ?4 Z' i g* C
WAAS GNSS wide-area augmentation system.
; b/ O$ B% [+ f1 `/ ]6 ?) QWANGANUI Colored flares dropped on H2S to sky mark a target
4 {( u4 P5 h4 Z [$ AWARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ...
2 e& \$ C( Z6 [! U9 A; eWARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; $ X( x# Y2 {% ]6 ~( [# 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; `) ^* V% [# h, j1 A; n
WASHOUT 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... % P; Z }) c' |3 Z
WASSERMANN German long range radar with a range of up to 190 Km.
4 i) _; F$ o% r& VWAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR...
5 K8 P( b# p& f' s( DWAYPOINT (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...
$ k8 \' J* ?7 l# Q" bWAYPOINT APPROACH To approach a waypoint / g, l: _/ ~1 a' T
WCA Warning, Caution, Advisory |
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