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frequency at which the outp...
: R: G3 _6 w% E* M$ u' XCVFR Controlled VFR (still existing in some countries)
: k: U4 l2 U$ x& v2 c8 _7 ACVR Cockpit Voice Recorder
$ M6 l) T; \/ K: b2 ?CYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown.
. b. G1 K, ~/ _# J, I$ tCYCLIC See: longitudinal cyclic, lateral cyclic;
8 O6 V6 a4 H9 pD Airspace ICAO Class D
4 U; ]8 t6 [( WD.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz)
$ h- F+ z. B% E) P* U9 }% H4 v+ XVISUAL 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...
. i5 S+ D6 {# J. B- P8 iVISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima.
* [' m0 h9 H" J; uVJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law)
) w; n+ c- k! m l" J7 h1 W0 VVLA Very Light Aircraft (Aircraft certification category) 9 S4 M- l0 i$ Q6 i% v
VLE Max. Landing Gear Extended Speed
, }# e+ W k7 c0 t6 `; {% p IVLF Very Low Frequency radio equipment 4 O8 D x: W" G9 J. x: `, b
VLO Max. Landing Gear Operation Speed 8 l' g( p4 V: z! Z) s" S
VLOF lift-off speed. $ n+ g( d, F0 b0 b3 u
VMC Visual Meteo Conditions ("good" weather for VFR or IFR)
- r+ R7 n) e3 |' m$ lVMO maximum operating limit speed.
5 N" q9 l/ ^9 t( v, h7 EVMU minimum unstick speed. 7 Q M. L9 ^3 L I V
VNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space.
( \% P3 h) L" ^3 l8 D9 `$ tVNE Never Exceed Speed
0 L/ H3 ]% ^; n' u* W; n9 `# V9 b8 YVNO Max. Structural Cruising Speed # E. ]+ k. w# ]6 n0 p
VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... ! ^4 G8 @% l, x0 a
VOR/DME Vertical Navigation (GLS) ; u6 @5 H3 [" h$ {9 l# u$ N
VORTAC VHF Omni range;
& I. |1 f) F9 @6 h4 ~1 jVR Rotation Speed
9 E m$ F* T6 `5 g; C' R$ kVS the stalling speed or the minimum steady flight speed at which the airplane is controllable.
2 }6 e* n N+ jVS0 Stalling Speed Landing Config 6 W4 {, H- ~/ [ a8 N
VS1 Stalling Speed in a specified Config.
+ w* l4 Y- H* l0 L0 ~$ ], c- zVSSE Minimum Safe Single Engine Speed
0 ]! V1 B+ E+ @- g, e; {" p# {VTOSS takeoff safety speed for Category A rotorcraft. : r1 l# k2 F9 c3 G" O
VX Best Angle of Climb Speed
8 i: y* k6 Z4 V/ O" j& [+ [# oVXSE Best Angle of Climb Speed, 1 engine inoperative
" ^9 ]0 z9 a% z' `) M1 cVY Best Rate of Climb Speed
?3 T' O+ p- ~7 k2 pVYSE Best Rate of Climb Speed, 1 engine inoperative
) O' |4 `# L( @- W- qWA (IAOPA) World Assembly ( R1 B4 D3 T/ x+ Q
WAAS GNSS wide-area augmentation system. / G' p* \. I3 y- i
WANGANUI Colored flares dropped on H2S to sky mark a target 6 S- h2 s8 l: [* B8 i- n! F
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 ...
# K1 T0 g, D ZWARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; - A* T" Z/ K" z( b" T
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; " Y( h- c8 `; Y
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... T9 R5 Z, v2 y
WASSERMANN German long range radar with a range of up to 190 Km. 9 U. J4 z/ k1 M5 q5 C
WAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR... ( k" g+ K, i. O# w! [. w8 B
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... # u* c5 h4 P! o+ U) _4 j6 l" R2 a
WAYPOINT APPROACH To approach a waypoint
$ \ s) n) U" i) yWCA Warning, Caution, Advisory |
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