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frequency at which the outp... * a. T/ j( ?7 m% I: a
CVFR Controlled VFR (still existing in some countries)
3 D" F! i) H9 N7 f6 T1 Y+ G& \6 t2 gCVR Cockpit Voice Recorder 3 l( o' P# L9 ^1 O8 Q4 k; N
CYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown.
& w" a; ^+ r8 [0 x" r: P$ wCYCLIC See: longitudinal cyclic, lateral cyclic;
/ Z: w. Y. s7 z3 R! ZD Airspace ICAO Class D 4 e) t/ \3 q$ k% o {1 U6 b
D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz)
3 g: e& _ E8 G; pVISUAL 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... 2 L) Z! L. C4 ~7 _. {
VISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. ( a+ G% n3 H! Q2 `* s O
VJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law) ' c+ u1 `4 X! Y) F: A& g
VLA Very Light Aircraft (Aircraft certification category)
7 G* l+ P8 k6 d. f; \VLE Max. Landing Gear Extended Speed 2 i5 r; w$ s; }: g1 Z0 T
VLF Very Low Frequency radio equipment ! Y) Q1 e. S+ d! A; q
VLO Max. Landing Gear Operation Speed
V0 [- Q7 j9 v3 ^VLOF lift-off speed. 1 T2 s# y/ h' t) @) v" p- U: @
VMC Visual Meteo Conditions ("good" weather for VFR or IFR)
( C# t2 u }7 O& C+ h/ OVMO maximum operating limit speed. + k1 [0 Q9 c) u% I- I9 J+ k) m
VMU minimum unstick speed.
) x- s2 ^- C/ CVNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space.
) f; H! U9 M( s) oVNE Never Exceed Speed
1 w+ J) m {! U- LVNO Max. Structural Cruising Speed # U& k9 y5 Y3 B: k8 `" m9 g. ]
VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... . @7 V' d+ E2 K3 c
VOR/DME Vertical Navigation (GLS) 4 ^( C; R5 E: k( Z* D% k
VORTAC VHF Omni range;
9 _+ a' h5 w, p \ ?2 b4 xVR Rotation Speed
; j; W4 p2 P5 ?* i( U$ r! vVS the stalling speed or the minimum steady flight speed at which the airplane is controllable.
6 r. d7 [, w. T0 Y* yVS0 Stalling Speed Landing Config ! L' c! z9 p( f. N
VS1 Stalling Speed in a specified Config.
9 T' _' n, s% P- _- C, k f# QVSSE Minimum Safe Single Engine Speed & ]! Y6 h* y4 A* H# A
VTOSS takeoff safety speed for Category A rotorcraft. ( \' X, F! t" ?' S" n
VX Best Angle of Climb Speed $ m/ w' d: L( t: |4 M! \
VXSE Best Angle of Climb Speed, 1 engine inoperative
: t$ m: T; {% e" W* d3 b6 yVY Best Rate of Climb Speed
" _4 C0 `7 x) r, o3 VVYSE Best Rate of Climb Speed, 1 engine inoperative
& h# R' e+ C/ C* J& tWA (IAOPA) World Assembly
) |' @- A& ]8 q, dWAAS GNSS wide-area augmentation system.
. E! u7 e8 o4 a7 a( G$ L' ^/ QWANGANUI Colored flares dropped on H2S to sky mark a target
8 [! H& [# e) fWARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ... ' @( P% k( w, U3 X& j( E7 K
WARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert;
! ?/ e: L, j z7 `; X7 BWASH-OUT FILTER A filter to smooth a transition due to change of input source, such as when changing modes; See Also: transient-free switch; 5 m& N5 v- k& A0 v# [
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... 0 K& g. O) J7 J2 {% o; F
WASSERMANN German long range radar with a range of up to 190 Km.
) i; {6 v' J& z8 d' M# A! z( H# qWAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR... ) {5 j0 o6 g$ e! J
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... 9 c+ D. F/ z% j @" s
WAYPOINT APPROACH To approach a waypoint 1 u P u# P5 J2 {
WCA Warning, Caution, Advisory |
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