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NATIONAL AIRSPACE SYSTEM (NAS) The common network of US airspace; air navigation facilities, equipment and services, airports or landing areas; aeronautical charts, information and ...
) [/ _* t3 c# i3 i; x4 G c0 WNATO North Atlantic
: t) _) i8 I0 r3 p8 D: sNATS National Air Traffic Service (UK)
0 j+ o- [0 Q9 `0 l' Y3 RNATURAL FREQUENCY Standard engineering term See Also: second-order filter; Symbols: omega sub n; Typical Units: rad/s, Hz; Dimensions: 1/Time;
. I! i7 R* b+ i) L. @NAUTICAL MILE Measurement of distance. Equals 1.15 statute miles.
6 v0 D, ?. K2 K5 J* [) mNAV Navigation Receivers
. W" t" ^- U& t' i1 XNAV/COM Navigation and communication radios combined in a single unit.
) N/ U! b) }2 M3 q' zNAVAID Navigation Aid (Ground Radio Station for Navigation)
2 W/ L7 b8 z9 _/ ZNAVIGABLE AIRSPACE airspace at and above the minimum flight altitudes prescribed by or under this chapter, including airspace needed for safe takeoff and landing
4 F6 y5 S0 M. M2 G- xNAVIGATION A system, usually software, in which the primary purpose is to generate position relative to a coordinate frame, usually fixed earth frame, such as la... 7 ^1 ]# {5 w( A( c, {
NAVIGATION AID A device or process to help with navigation, such as a VOR station or a position update; 1 s$ o7 r# A% N- @- }# z' A x
NAVIGATION REFERENCE POINT (NRP) A point, usually fixed in earth coordinates but possibly moving; Also, a basic guidance mode, providing lateral guidance to an NRP, either by course o...
8 S" i- H& r c' [% F7 E* P+ p, @NAXOS (FuG 227) German ground radar which produced fixes on H2S.
3 V! s' T5 A# ]* a2 xNAXOS 2 Airborne version of NAXOS.
/ z+ [) y8 V/ ?NBAA IFR FUEL RESERVES Fuel for go-around at destination airport
% b4 n% L1 I1 k9 c2 b9 ^, ?0 nNDB Navigation 1 n* G) m( f" I$ m8 H2 L) G
NEAN North European ADS-B Network 8 S( U3 K5 _% D/ j) v
NEAR MIDAIR COLLISION (NMAC) An incident associated with the operation of an aircraft in which the possibility of a collision occurs as a result of proximity of less than 500 feet... - y; Y1 }, b: }* j) |- p7 t1 r
NEEDLE VALVE This is used to tune the fuel to air mixture on the engine carburetor. On most engines, the needle is turned clockwise to lean the mixture, and counte... $ a7 u; ^5 p, ^. F
NELS Northwest Europe Loran Steering Committee
! m' l5 t- R0 Q3 b) o! B+ pNEPTUN (FuG 216-217-218) German warning device fro attack from the rear or alternatively, a night-fighter search radar. & [% Z# Y3 H5 D* {5 a$ M# y
NICAD (OR NICD) Nickel Cadmium battery. Rechargeable batteries which are typically used as power for radio transmitters and receivers. , H* z$ z; Z. ]1 r! F- p8 B, _
NICKELLING Codename for leaflet dropping
. b/ B! S& X' QNIGHT the time between the end of evening civil twilight and the beginning of morning civil twilight, as published in the American Air Almanac, converted to... # Q2 m. q" ?, ~" S4 U! F
NIL Nothing, no information 3 X; V- H/ v4 O' P+ i$ L% d( Y; D
NIMBY "Not In My Back-Yard"-Syndrome: "We need an airport but not here" 3 J5 u8 ~8 Q6 k0 \2 P) @; S( `
NITRO Abbreviation for nitro methane. The addition of nitro methane in fuel provides more power, and a smoother idle, thus making the engine easier to tune.... ' g- b; G7 K) o3 o. @, g( G! O) O
NITRO METHANE The addition of nitro methane in fuel provides more power, and a smoother idle, thus making the engine easier to tune. The nitro also makes an engine ... ( g3 a" h/ W* {/ C1 D
NM Nautical Miles. One nautical mile = 1.15 statute miles = 6,080 feet.
) R- B% A6 X7 N# W1 ENM, NMI Nautical Mile (1.852 km) ' J& w. X5 e5 Q3 E# S
NMS Navigation management system. 7 q( ~& {- r, i
NMU Navigation management unit. " ^( w( x% R- P! A: O {6 j: E* l2 z
NOISE Part of received data that is undesired, consisting of random sinusoidal terms added to a signal; Compare: offset, signal; |
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