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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 ... 8 U6 m7 O- \3 _2 ]7 {# @
NATO North Atlantic
: N h, l+ k- I! f1 pNATS National Air Traffic Service (UK)
& |/ V7 d7 X- x$ x: q2 r0 bNATURAL FREQUENCY Standard engineering term See Also: second-order filter; Symbols: omega sub n; Typical Units: rad/s, Hz; Dimensions: 1/Time; $ X- i& Y4 T5 j& ?
NAUTICAL MILE Measurement of distance. Equals 1.15 statute miles.
* x6 M* h! M$ HNAV Navigation Receivers
2 V# }8 A8 @: P) f- TNAV/COM Navigation and communication radios combined in a single unit.
- i& P, M, B* k5 ?NAVAID Navigation Aid (Ground Radio Station for Navigation)
/ H" e' l/ _5 u& M7 O& DNAVIGABLE AIRSPACE airspace at and above the minimum flight altitudes prescribed by or under this chapter, including airspace needed for safe takeoff and landing
" e9 m& Q2 E/ aNAVIGATION 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... $ n6 Y0 M2 ?" A) v& m2 ^$ m/ z5 r
NAVIGATION AID A device or process to help with navigation, such as a VOR station or a position update; + |% f+ X& ^0 }4 q
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...
% ^5 e6 v- s& m& Z1 X6 y* k! S% DNAXOS (FuG 227) German ground radar which produced fixes on H2S. 6 [/ W( I- L3 D( [% @
NAXOS 2 Airborne version of NAXOS.
) U0 s+ i" p) BNBAA IFR FUEL RESERVES Fuel for go-around at destination airport
# o, d+ N# Y8 t4 @* jNDB Navigation " l' V& Q. l6 R) g- N$ o
NEAN North European ADS-B Network
+ ]4 {6 j" X5 N3 R; _- cNEAR 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... - ?9 O( T8 e6 P3 S
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... $ U) d0 S; `7 r2 H8 X, Z9 {9 V
NELS Northwest Europe Loran Steering Committee : E" h) J2 T' J6 W4 D' Q! p. e
NEPTUN (FuG 216-217-218) German warning device fro attack from the rear or alternatively, a night-fighter search radar.
$ D; T- G& r' Y9 K: [/ MNICAD (OR NICD) Nickel Cadmium battery. Rechargeable batteries which are typically used as power for radio transmitters and receivers. 2 m9 N% E$ J# [
NICKELLING Codename for leaflet dropping
, ~% E/ s2 j& m/ m' A, ?6 VNIGHT 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... 4 ~0 {6 C# H9 o2 }3 r
NIL Nothing, no information $ Z0 M' p' V5 i y4 t: m
NIMBY "Not In My Back-Yard"-Syndrome: "We need an airport but not here"
: n/ |! a. |8 u' GNITRO 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....
9 L/ m' j0 z' ~4 z# R9 M( \8 qNITRO 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 ... 3 P/ o, {5 O1 h0 m
NM Nautical Miles. One nautical mile = 1.15 statute miles = 6,080 feet.
& G5 I/ x- W. t8 w; tNM, NMI Nautical Mile (1.852 km) $ ~$ B* g: S) M; N, A, f- I. k) g/ |
NMS Navigation management system. ! V( J- E, s: p; U
NMU Navigation management unit.
+ S( v+ e9 O- L$ ZNOISE Part of received data that is undesired, consisting of random sinusoidal terms added to a signal; Compare: offset, signal; |
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