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±êÌâ: Glossary of Airport Acronyms [´òÓ¡±¾Ò³]

×÷Õß: ˧¸ç    ʱ¼ä: 2008-12-21 21:16:36     ±êÌâ: Glossary of Airport Acronyms

Printer Friendly Email Page Glossary of Airport Acronyms + S7 H3 s+ l( e% K: d( \--------------------------------------------------------------------------------, W5 M& C: {/ |" K) [ 4 x \4 l2 p" l+ |( T- X( `. F V+ J# _7 t3 l/ J7 [' I0 f( {A | B | C | D | E | F | G | H | I | J | K | L | M- f: c7 d4 V2 n0 l7 L. \ - H- w4 E7 {: ]0 _: h N | O | P | Q | R | S | T | U | V | W | X | Y | Z0 o- _) D6 l+ j; I3 u+ |4 k , P& I( Z% e% v7 B [( C: V* ^/ B, |: B7 I( l5 C( ]+ f8 j- q9 V A top 7 G: w& R: i# c! O) l: x' ?7 v$ a; i& Y& i9 G --------------------------------------------------------------------------------, S! K" v/ M( S4 r3 D# K- [' N * w& b1 `7 P5 q! @" v( B A/C -- Aircraft l5 h+ h" o. ?0 c* lA/G -- Air to Ground " _. _8 a: V! Y4 Y, hA/H -- Altitude/Height * Q6 Q5 Q5 Y4 M1 z: hAAC -- Mike Monroney Aeronautical Center; L8 z, W; h) I6 {5 a4 h5 ? AAF -- Army Air Field" X u3 X! @: z4 }8 i& { AAI -- Arrival Aircraft Interval 2 }! X5 h6 L; ^$ d6 c1 `AAP -- Advanced Automation Program 8 U& D. _3 W3 g+ f: AAAR -- Airport Acceptance Rate 7 U& H* j7 X9 f; X+ p# m: SABDIS -- Automated Data Interchange System Service B9 j7 [7 [) T' u9 p+ r ACAIS -- Air Carrier Activity Information System4 \& k, y, c# B7 L% W ACAS -- Aircraft Collision Avoidance System 0 v* j" I) ~1 s: D5 yACC -- Airports Consultants Council $ ^% B' N; E; ~ACC -- Area Control Center 4 q v4 H2 V8 T8 _; F/ i& RACCT -- Accounting Records! }7 a0 _/ ^- f0 @6 {+ B/ I, G ACD -- Automatic Call Distributor + t% Q! J: N1 Z* o9 D: X1 @ACDO -- Air Carrier District Office 3 O" l: t/ d3 r' F5 D& j9 y& r: M, L ACF -- Area Control Facility , K! d" B* N. PACFO -- Aircraft Certification Field Office * m6 I( x3 w& M5 ^2 ~; w ACFT -- Aircraft j0 k$ t6 T, ]& W6 ?ACI-NA -- Airports Council International - North America 3 a6 i* G3 v% T, w7 W: J. \ACID -- Aircraft Identification9 `# G( d8 G3 J q/ v+ Z7 w* K/ U ACIP -- Airport Capital Improvement Plan 2 ^2 H" M% Y% D3 f8 I }6 n3 yACLS -- Automatic Carrier Landing System , S+ @$ G5 o# u% @: ?ACLT -- Actual Landing Time Calculated 9 b- F- t9 t6 B ACO -- Office of Airports Compliance and Field Operations % \9 ]- Z; B1 c4 x1 g- rACO -- Aircraft Certification Office * v1 Q- q7 D" ]3 V( dACRP -- Airport Cooperative Research Program . c0 u3 k5 r5 ]6 X. E ADA -- Air Defense Area 9 e! W. q# ?1 I) w$ R1 l# E8 kADAP -- Airport Development Aid Program 3 v. {8 a- c# W1 OADAS -- AWOS Data Acquisition System 8 r0 E4 I1 h* r6 c ADCCP -- Advanced Data Communications Control Procedure 6 I; d; ^" e* L' w+ G/ i) ^ ADDA -- Administrative Data $ {! L0 m# j3 [, v# g' Z: [ADF -- Automatic Direction Finding 7 e+ H1 M q# n% a, dADI -- Automatic De-Ice and Inhibitor & s- a) q8 @$ a4 _+ z" u+ d ADIN -- AUTODIN Service 9 @+ n0 w3 Q9 O0 H/ ]* Z* V# hADIZ -- Air Defense Identification Zone 9 K3 {5 R% O2 q2 R, H- uADL -- Aeronautical Data-Link 4 X& i% Q- P4 y+ B3 i& n5 c" LADLY -- Arrival Delay 8 J0 {& b+ i. {9 ]ADO -- Airline Dispatch Office 3 y! \% x1 Q6 }* u" f- d ADP -- Automated Data Processing ! Y; Z! A8 i# m+ @9 W) k6 h6 jADS -- Automatic Dependent Surveillance ! Z4 j$ e1 x' x; f, E5 I8 B- mADSIM -- Airfield Delay Simulation Model 9 E3 q; p" s" z- j d; I3 SADSY -- Administrative Equipment Systems ' n3 e3 g' s. e6 R7 r+ S- K ADTN -- Administrative Data Transmission Network 4 t _8 F3 ~/ t9 L1 A( x7 L/ {ADTN2000 -- Administrative Data Transmission Network 2000 & \, Y0 r0 t3 D- B+ }) h ADVO -- Administrative Voice / t# N z) {4 E% sAEG -- Aircraft Evaluation Group # B, D! D z# K' f$ K) [ AERA -- Automated En-Route Air Traffic Control 2 R' y( r7 W8 \- A; y4 ]# {; i AEX -- Automated Execution : n; j4 f" C4 X _& SAF -- Airway Facilities ! ?/ O+ e+ S$ A5 L7 ?0 U% x5 t AFB -- Air Force Base ! t' X) H Z& |* X" z AFIS -- Automated Flight Inspection System 1 q$ ?; E% l. x( b( S! @1 ~/ v4 LAFP -- Area Flight Plan [: ?" X! f9 N8 P' c. gAFRES -- Air Force Reserve Station * A* E$ c1 m# z/ [. F AFS -- Airways Facilities Sector % ^! Y; h' d9 S# i: AAFSFO -- AFS Field Office ( A# \: U% G) ~. ^$ q hAFSFU -- AFS Field Unit 2 M) K6 U9 m3 W6 ?+ D) @! K! K7 P2 M AFSOU -- AFS Field Office Unit (Standard is AFSFOU) # o( p e B9 l) X8 l, r# `AFSS -- Automated Flight Service Station . a" O/ A: K4 K/ c, W* kAFTN -- Automated Fixed Telecommunications Network ! e2 i7 O" J* V9 j$ [' J; @AGL -- Above Ground Level ( ], [: m/ j# {" H1 o AID -- Airport Information Desk ) \. j8 X# n1 M5 p1 K- q AIG -- Airbus Industries Group / t7 R( }; T4 G. u: |( W+ | AIM -- Airman's Information Manual 3 h! h* n* S5 U- C. A! ]. kAIP -- Airport Improvement Plan 1 B3 [6 I+ }1 H! ]AIRMET -- Airmen's Meteorological Information 2 i: @3 r8 p# C1 N AIRNET -- Airport Network Simulation Model * B% G6 K7 E ?AIS -- Aeronautical Information Service 7 [+ p. M/ R0 Y$ f0 ` D AIT -- Automated Information Transfer ( Q' \) |2 Z+ q1 U2 w- XALP -- Airport Layout Plan ) u2 g; x6 e% G0 q1 N0 l ALS -- Approach Lighting System ' E# p, K% E# G- P4 W% cALSF1 -- ALS with Sequenced Flashers I 5 P2 w' z: D* |$ q1 ~! D6 v ALSF2 -- ALS with Sequenced Flashers II ) z' |% ^8 s% v" w+ b8 d ALSIP -- Approach Lighting System Improvement Plan 5 \4 o0 w+ @ M5 B; G5 zALTRV -- Altitude Reservation ; R4 p: l3 H' B) g0 |) A AMASS -- Airport Movement Area Safety System . z" s; Z. {! g2 w AMCC -- ACF/ARTCC Maintenance Control Center $ E5 L" o; m( S9 z( PAMOS -- Automated Meteorological Observation Station . q" T* c4 {* u' M AMP -- ARINC Message Processor (OR) Airport Master Plan 4 {) ?$ f, M) X& EAMVER -- Automated Mutual Assistance Vessel Rescue System * F! V0 [1 i0 u5 B ANC -- Alternate Network Connectivity - [& q% h- Z# t ANCA -- Airport Noise and Capacity Act ) f7 m3 R9 z- z9 o! i! P ANG -- Air National Guard 5 o6 ]1 E4 V# o( QANGB -- Air National Guard Base ( A8 |2 w% e4 _: _* OANMS -- Automated Network Monitoring System : C @0 m& J: Y0 R. ~$ z) t ANSI -- American National Standards Group 9 ]$ {: V8 H$ H2 T- w AOA -- Air Operations Area: n" _3 d, b4 Q AP -- Acquisition Plan ( N$ ]# G8 E% J( Q; D7 N' _ APP -- Approach 4 M: m3 S2 P4 X7 G' UAPS -- Airport Planning Standard . L5 D8 i3 P7 r8 x8 f AQAFO -- Aeronautical Quality Assurance Field Office 8 {# d( e. D% c* z9 X5 [ARAC -- Army Radar Approach Control (AAF) ) Q& @+ N. ?# f! IARAC -- Aviation Rulemaking Advisory Committee . m( t8 V x+ A; Y8 h* g/ C+ WARCTR -- FAA Aeronautical Center or Academy 6 H c+ p8 u: ^5 F; F- m; @ ARF -- Airport Reservation Function 3 U2 e& b5 c s% d1 P ARFF -- Aircraft Rescue and Fire Fighting $ c- U* F. g+ ?9 oARINC -- Aeronautical Radio, Inc. " N( B" d `& x3 u ARLNO -- Airline Office - x" h$ O# ]% j8 W' dARO -- Airport Reservation Office * b- c1 f% Z0 j5 E8 Y- ?" K$ X2 nARP -- Airport Reference Point 2 V. V7 a' ~5 _! i ARSA -- Airport Service Radar Area & Z5 X+ e8 t; W3 H3 _- [& aARSR -- Air Route Surveillance Radar 9 T5 j2 F% L% @, V/ H ARTCC -- Air Route Traffic Control Center - C9 q$ l& j- Y( K: n ARTS -- Automated Radar Terminal System ( S2 _$ z8 g7 @% sASAS -- Aviation Safety Analysis System T- v0 Q+ d$ I) w: m7 u9 | ASC -- AUTODIN Switching Center ' f0 \/ ^' ]5 w! b* s( GASCP -- Aviation System Capacity Plan $ ?( ^2 E0 a+ _ G0 i+ I ASD -- Aircraft Situation Display , j s0 D5 D f# O" S; h& ^ ASDA -- Accelerate -- Stop Distance Available 5 K* ]+ @( e. k4 l5 U+ NASLAR -- Aircraft Surge Launch And Recovery / s" @- v. b4 V5 x( U9 A! V# n ASM -- Available Seat Mile 8 U; L* r5 ~. D, p* {# R ASP -- Arrival Sequencing Program * t2 Z- F2 r3 H7 aASOS -- Automatic Surface Observation System 7 x; l7 ?4 E. {0 ]% y o; UASQP -- Airline Service Quality Performance 6 X3 `0 }) M8 d: \ ASR -- Airport Surveillance Radar ' ^: u ]7 l# p- T5 K9 _ ASTA -- Airport Surface Traffic Automation 1 Y! O8 F& W( e' O. P3 Z# [, b2 q% r4 j ASV -- Airline Schedule Vendor 7 g0 _3 `% q( J2 x AT -- Air Traffic $ M; N5 C8 `& G) E* p ATA -- Air Transport Association of America ' W, q) h! U3 d- r# G- lATAS -- Airspace and Traffic Advisory Service 7 ]* d( F* h, T0 U7 s, l2 s RATCAA -- Air Traffic Control Assigned Airspace " M2 Y: D( i+ _9 r5 a" G) x: B& g AT&T -- American Telephone and Telegraph 9 r X! }. z% H& h$ @! d2 K) AAT&T ASDC -- AT&T Agency Service Delivery Center 4 T, i [" J. \/ a# uAT&T CSA -- AT&T Customer Support Associate 2 n" b" n* B* X" g5 _ ATC -- Air Traffic Control " @5 A8 L8 W0 ~' e ~ ATCBI -- Air Traffic Control Beacon Indicator ' U- q, n3 F$ K% U, Q! f ATCCC -- Air Traffic Control Command Center 3 A a" f* B& l; W; y ATCO -- Air Taxi Commercial Operator 3 Q, @6 N! Q: n- i+ X2 ~' q% q ATCRB -- Air Traffic Control Radar Beacon 9 G7 u) ^) Z$ e( ?5 Y5 f ATCRBS -- Air Traffic Control Radar Beacon System 4 a1 H# R) D: n7 c+ p ?1 `$ a ATCSCC -- Air Traffic Control Systems Command Center 3 h- C9 G/ M1 A8 } m ATCT -- Airport Traffic Control Tower 9 k+ V6 c8 k6 L" s6 ]3 V- m9 h ATIS -- Automated Terminal Information Service ( m/ p7 G5 ^" K3 m6 f; k. |, F ATISR -- ATIS Recorder # y) P: z) c0 _- I P ATM -- Air Traffic Management 8 F7 R* W6 o$ ^# M1 t4 v1 \ ATM -- Asynchronous Transfer Mode 8 E, I- D# L- r9 v7 _& ~; J/ Z ATMS -- Advanced Traffic Management System n$ }! J+ a2 h: qATN -- Aeronautical Telecommunications Network i3 {5 I% @, U' f% @ ATODN -- AUTODIN Terminal (FUS) 5 S( R/ {( z6 R) ]! L* V& P c ATOVN -- AUOTVON (Facility) + f0 S2 Z/ p, F' P7 f6 g0 R& q* E4 h ATOMS -- Air Traffic Operations Management System 6 r$ H/ B% f q; U4 s- |ATS -- Air Traffic Service ) B I2 Q2 C2 @ O: XATSCCP -- ATS Contingency Command Post - V: B8 x: U# p4 }' c ATTIS -- AT&T Information Systems % d7 G# N! ?* w6 A* J) H( Q AUTODIN -- DoD Automatic Digital Network 2 j5 n# {1 N( k) G- I7 I, m AUTOVON -- DoD Automatic Voice Network + M5 ?9 U/ D! ^' O AVON -- AUTOVON Service ) T" n8 u# C" O: ~( [AVN -- Aviation Standards National Field Office, Oklahoma City 5 ^4 a* Z8 v! @) E; ?AWIS -- Airport Weather Information ) C( r2 A, F% N$ {! p1 W# r AWOS -- Automated Weather Observation System C: d& A" p ~- |" Q) mAWP -- Aviation Weather Processor 9 H7 A, z, p/ Z, E+ w AWPG -- Aviation Weather Products Generator % V' Z2 L# z. p( q# o8 mAWS -- Air Weather Station : H; U' o R( z% g8 S2 W/ x8 T5 {# c0 I1 V% R 3 S1 s1 j6 E9 R, v6 L: U' U" l : }) V V- O8 N( VB top : \( w1 u; }/ e' U 3 K3 n% n" d. R& w! W: r) \ --------------------------------------------------------------------------------/ p( M! B1 I- n BANS -- BRITE Alphanumeric System - i+ o0 w6 G- ~& y9 l+ R BART -- Billing Analysis Reporting Tool (GSA software tool) " x0 c# U' b/ Y BASIC -- Basic Contract Observing Station 6 ^9 L0 |/ ]3 ]9 S: YBASOP -- Military Base Operations ( @$ d t) O) w2 M1 J$ @ l- iBCA -- Benefit/Cost Analysis " k6 M" n' o% M; S BCR -- Benefit/Cost Ratio 4 E {$ k7 T- i$ C- r4 h" S$ sBDAT -- Digitized Beacon Data ) z4 G# d0 Y5 a# S* `" n) P BMP -- Best Management Practices 6 x( X! B! p- W; }BOC -- Bell Operating Company 9 F$ c. ]7 e4 m* l9 L/ k( }# dbps -- bits per second - C. w8 q4 \8 D# \, | BRI -- Basic Rate Interface " n. F [$ e$ z8 BBRITE -- Bright Radar Indicator Terminal Equipment ! `& b7 O! ]( ~& I; _BRL -- Building Restriction Line 5 M6 o" D: e; ?" e6 \BUEC -- Back-- up Emergency Communications % t/ H4 o% u( ?% ABUECE -- Back-- up Emergency Communications Equipment & \" p% B5 Y4 o6 P& J* U! \0 A $ D- d+ H7 c5 }' ]0 H5 N7 |8 y % }( P9 [! \. I+ w, Z C top 0 n6 _$ _3 \) t7 g: l ; R+ T/ M3 q( `6 i--------------------------------------------------------------------------------, e( W. c* h; s; \+ P7 V( t CAA -- Civil Aviation Authority 7 c# `+ k! {, g& D CAA -- Clean Air Act * Y# ]1 {' A. k' M/ u CAB -- Civil Aeronautics Board ! z+ @& m: O3 y1 ~3 TCARF -- Central Altitude Reservation Facility , w) p! ?* d7 \. c5 ]0 [6 O% tCASFO -- Civil Aviation Security Office : q4 `$ ~/ U" I5 o CAT -- Category ! }) v& q9 w7 x" Z% f( D+ K# ?CAT -- Clear -- Air Turbulence ' \ T! Y6 \! o) \ CAU -- Crypto Ancillary Unit $ O" t, U( Y* l' ]1 I* ECBI -- Computer Based Instruction 4 {/ y: C2 R# j2 A; q( q6 WCCC -- Communications Command Center 2 G y3 c4 g. x5 B! ]3 w CCCC -- Staff Communications + V4 v+ W5 F0 O# `. G/ p! h7 B7 V& M" Y/ w CCCH -- Central Computer Complex Host / y) b# X7 ?- v" w, J4 ECC&O -- Customer Cost and Obligation 0 u6 i, t' k. H- R+ ?; }CCSD -- Command Communications Service Designator " H3 T- ^7 I e$ {+ p; wCCS7-- NI -- Communication Channel Signal-7 -- Network Interconnect , g3 Q; j! P# i CCU -- Central Control Unit ! X8 a1 w- ]5 P" a$ M1 M. SCD -- Common Digitizer / \& k9 e, c0 \+ ^ CDR -- Cost Detail Report & |8 \0 e* d& R* z8 X) s9 h; n. xCDT -- Controlled Departure Time 1 C6 R. Y+ J% [" q. z* g! QCDTI -- Cockpit Display of Traffic Information R0 |: y% X( V/ [1 ?% UCENTX -- Central Telephone Exchange 2 L( c3 r% l2 l% @' C1 n. r7 r CEP -- Capacity Enhancement Program W7 v" f, ^' O2 Z CEQ -- Council on Environmental Quality ) T6 N3 I2 x3 m/ A0 ?CERAP -- Central Radar Approach , Q2 `, L3 Q- g0 f9 _CFC -- Central Flow Control 0 }; M: t+ V' U# _% C' V& f# U' XCFCF -- Central Flow Control Facility 6 D8 C ^2 F& h0 ] CFCS -- Central Flow Control Service / }4 R! c- l9 {6 ^0 _8 n8 D CFR -- Code of Federal Regulations 6 Y' m1 v9 v4 X5 ^ CFWP -- Central Flow Weather Processor " x9 _# h f; u3 [ CFWU -- Central Flow Weather Unit $ d/ m- Z% A4 r1 @ J2 _3 xCGAS -- Coast Guard Air Station 9 [! W+ A( e1 Z/ ~6 d CLC -- Course Line Computer * D/ k; D' h/ P5 j- ?6 n CLIN -- Contract Line Item - Q8 t' Q8 _4 D# d/ Z CLT -- Calculated Landing Time " h6 k+ F8 g* D& Q; J8 ]4 j CM -- Commercial Service Airport ) `$ \8 V0 o+ oCNMPS -- Canadian Minimum Navigation Performance Specification Airspace 4 I: }. u) k0 [7 N- ^! K CNS -- Consolidated NOTAM System * w, @2 Z8 x+ k$ m) d* S2 o CNSP -- Consolidated NOTAM System Processor 5 Z7 R+ n6 p& n0 z, V7 X; W& |) iCO -- Central Office 0 }; A$ g3 f C; J: G+ y6 R9 I COE -- U.S. Army Corps of Engineers % d/ U: T1 r; }) r# u* y8 y5 iCOMCO -- Command Communications Outlet . P6 t( x B4 ?CONUS -- Continental United States $ l% K+ y( q' m" o% G& s- L CORP -- Private Corporation other than ARINC or MITRE ! K& v: j# e& {7 F# y2 wCPE -- Customer Premise Equipment 5 O. n; |; g8 ECPMIS -- Consolidated Personnel Management Information System 4 p8 x4 n0 D8 y3 V: j( o. h2 qCRA -- Conflict Resolution Advisory 1 ]; i# C2 j! P, i4 Q: C& | CRDA -- Converging Runway Display Aid 6 a' ]0 i1 U; B$ e7 J1 X) o9 M& T CRT -- Cathode Ray Tube ) X/ z% z6 k, S( I CSA -- Communications Service Authorization 8 O$ S I. t+ p1 d8 Y CSIS -- Centralized Storm Information System 8 h, q- q: G$ r4 r* ICSO -- Customer Service Office : v) L. C' a5 g# w! L6 o9 ^ CSR -- Communications Service Request + }$ l! Y. a; P' `& vCSS -- Central Site System 6 q; @, ]7 y$ o+ a' U2 g C/S/S/N -- Capacity/Safety/Security/Noise 9 X" I7 ~4 @+ O# V7 _6 zCTA -- Controlled Time of Arrival 9 Z5 }+ ?5 Y9 F& e+ t- T3 P8 U/ k3 }CTA -- Control Area ' C( U3 y+ G5 Q& a) A* ~! }5 \ CTA/FIR -- Control Area/Flight Information Region : N- Z) J' k0 b) a2 sCTAF -- Common Traffic Advisory Frequency ' C+ v0 j. y0 m+ t; D. `! a. U CTAS -- Center -- Tracon Automation System : Y7 G/ Z# J) J- YCTMA -- Center Traffic Management Advisor 8 t( }; j; N6 I) H2 O1 y CUPS -- Consolidated Uniform Payroll System ! _5 h3 Y+ A& d3 u$ t& qCVFR -- Controlled Visual Flight Rules . n2 ^7 p# t) i, C( I7 H CVTS -- Compressed Video Transmission Service 9 I9 Z. b; E/ f3 j, q CW -- Continuous Wave / u3 I# J/ `$ t0 m8 |, L! rCWSU -- Central Weather Service Unit ; n( E6 c) \: f' u7 h& D" r4 ICWY -- Clearway 9 J2 n! W. _' ?1 M! R7 K( N! \- T/ P & w1 z% ^4 {8 ?& m4 T( e6 n9 O# qD top : {1 [$ `! m" q5 X \3 I( ~+ w7 `* l, f+ r+ g' V: M! V, V -------------------------------------------------------------------------------- / G# g/ E4 o: ^- y" ~9 CDA -- Direct Access ' q0 p# q# S4 @1 G" |0 Z DA -- Decision Altitude/Decision Height : n5 W" M* P% @$ h aDA -- Descent Advisor : d8 _: V/ P8 \, L: @' BDABBS -- DITCO Automated Bulletin Board System , z& B7 ]/ m$ E5 v& q& tDAIR -- Direct Altitude and Identity Readout " F6 ?' {7 j& r' ^2 k( HDAR -- Designated Agency Representative 7 u0 `/ h3 w( V q: J( T DARC -- Direct Access Radar Channel / _3 C5 G( q$ S dBA -- Decibels A-weighted . K( e* T2 |3 f; v0 LDBCRC -- Defense Base Closure and Realignment Commission ' R' O4 ^4 P5 X, [DBE -- Disadvantaged Business Enterprise 4 l4 R2 R; F, R) J1 } DBMS -- Data Base Management System . I Y+ A* m4 ]6 Z# m DBRITE -- Digital Bright Radar Indicator Tower Equipment 6 F4 v8 [1 N+ i6 b( `" u. W8 m DCA -- Defense Communications Agency ( ~: E3 ~% ?1 {; e DCAA -- Dual Call, Automatic Answer Device 0 N2 g# f1 W7 Z. \7 {* c: h( q8 W) R DCCU -- Data Communications Control Unit 7 P6 g9 C k o* Y# ^5 ~DCE -- Data Communications Equipment 0 H+ H) B% D K; Z1 dDDA -- Dedicated Digital Access % D) w# c4 F f8 O) [) [; |DDD -- Direct Distance Dialing 7 Q' `* w& V2 G1 v$ _3 ODDM -- Difference in Depth of Modulation 1 j% F( z% U9 Y; ODDS -- Digital Data Service 9 W9 }3 z5 k) G: [) GDEA -- Drug Enforcement Agency ) F8 u* g- x7 P# Q9 q$ X DEDS -- Data Entry and Display System ( s5 \( w- _: ?. aDEIS -- Draft Environmental Impact Statement 6 J3 L! f0 I0 m5 vDEP -- Departure 1 p; S# x0 w- K; t& W& W$ e DEWIZ -- Distance Early Warning Identification Zone 2 e8 e. V3 l! E6 NDF -- Direction Finder 8 Y: t4 h5 X; a* ^ DFAX -- Digital Facsimile . C# N- w0 w6 e DFI -- Direction Finding Indicator 7 v; e! L+ g& }. g/ |; W' l DGPS -- Differential Global Positioning Satellite (System) 5 G* q& B* ^# ~! K9 b6 t( x DH -- Decision Height 6 D/ ^4 A2 W, n, l7 I" S1 x* IDID -- Direct Inward Dial ! |- _2 d2 i% z+ @DIP -- Drop and Insert Point 6 \- B4 A; s6 ]DIRF -- Direction Finding $ P7 C7 K# { Q; yDITCO -- Defense Information Technology Contracting Office Agency 3 c8 T3 W. e& i* h- s6 U0 | DME -- Distance Measuring Equipment , B" E' b( y6 s0 [0 u5 f DME/P -- Precision Distance Measuring Equipment % |4 M/ C7 l/ R- J2 Z% @4 H3 ODMN -- Data Multiplexing Network 8 v8 f. @$ B6 lDNL -- Day-- Night Equivalent Sound Level (Also called Ldn) 2 R7 R' N% [4 P6 z/ m! y- ZDOD -- Direct Outward Dial ' y. _2 `5 k/ ^& ?0 U: Y( \% h DoD -- Department of Defense 3 N" c9 V, v3 |5 `; QDOI -- Department of Interior ) \- D: J1 r) \* r DOS -- Department of State 1 ~9 l2 X; n: _0 y5 L+ m( N0 NDOT -- Department of Transportation ( ?% Q! ]; Y! l- R/ `+ w DOTS -- Dynamic Ocean Tracking System # m) o7 l9 S+ y DOTCC -- Department of Transportation Computer Center 8 j( R! w9 I+ y4 E7 X: C2 ]" D5 o DSCS -- Digital Satellite Compression Service - x& T7 w: K4 O: N( h* ` r DSUA -- Dynamic Special Use Airspace 0 C% F2 _3 g& O" b DTS -- Dedicated Transmission Service : v9 r" A; r" |# b* S DUAT -- Direct User Access Terminal * M* i% m: ]% D4 S- M; a3 |* HDVFR -- Defense Visual Flight Rules % q+ p/ }6 c; N/ G+ fDVFR -- Day Visual Flight Rules 3 P3 U, s% j# u+ d# C- L7 F1 y: t0 wDVOR -- Doppler Very High Frequency Omni-- Directional Range 6 X, |% O" r; E8 h( Q X- I! w DYSIM -- Dynamic Simulator ' m7 Q& s& g( z& m$ _. {- \( E% |2 ^! [- ?' Y 4 S. P: q/ w! w E top % w8 g$ F3 P( h. Z3 W7 ~# o ! _( O; Z: H8 ~3 [ -------------------------------------------------------------------------------- 0 Y i6 V6 s) P$ ]E-MSAW -- En-Route Automated Minimum Safe Altitude Warning ; ~4 `5 Y4 P6 \/ O7 E9 W EA -- Environmental Assessment : v- B) A7 a5 j! M% R0 n7 d8 P; aEARTS -- En Route Automated Radar Tracking System 0 U8 s- Q9 H0 K. z5 [/ f ECOM -- En Route Communications * [ m3 d; _* d5 T+ i1 Q6 l8 V1 nECVFP -- Expanded Charted Visual Flight Procedures j( x# T9 _2 v4 N# w! I- ]EDCT -- Expedite Departure Path 0 m+ H1 |' W N, [( SEFAS -- En Route Flight Advisory Service 0 U3 x: t# X) c, HEFC -- Expect Further Clearance / u( d1 }" ^: B/ g# s7 a3 ]6 tEFIS -- Electronic Flight Information Systems 6 D" x, ?: P- q( L EIAF -- Expanded Inward Access Features / i7 u. r" \' X2 G! G: REIS -- Environmental Impact Statement 2 J* ^- q/ z Y5 y# R; q* vELT -- Emergency Locator Transmitter ^ {% X9 o W6 a$ i* mELWRT -- Electrowriter ! V% _# @) L( ]* L/ }8 P0 v& ~EMAS -- Engineered Materials Arresting System . j9 I. i/ y! I) E" i, GEMPS -- En Route Maintenance Processor System 2 D6 p7 k+ S# K$ V0 b1 W; P9 Q EMS -- Environmental Management System 8 f: W& j* u* u8 bENAV -- En Route Navigational Aids 0 z. l( O1 o4 C) R$ u; o* c$ h EPA -- Environmental Protection Agency . \2 }5 u7 z8 t/ L2 GEPS -- Engineered Performance Standards , X3 }7 A+ d4 M# d# D EOF -- Emergency Operating Facility ( o8 G2 M7 s# Q# c6 o0 mEPSS -- Enhanced Packet Switched Service 4 \- E, k9 g' j ERAD -- En Route Broadband Radar % p6 d& n6 F* C; ~3 e ESEC -- En Route Broadband Secondary Radar $ z) t9 t( X% X* d ESP -- En Route Spacing Program " v6 N! x8 z B) j o ESYS -- En Route Equipment Systems 2 s n6 a3 ? A& f& {/ l4 oESF -- Extended Superframe Format . g9 N0 g. {" f ETA -- Estimated Time of Arrival ' N, K% J. N, B5 CETE -- Estimated Time En Route 5 I) A) I6 X. k3 [( l' ] ETG -- Enhanced Target Generator 9 z% `' y5 ]. }$ `- xETMS -- Enhanced Traffic Management System ' F( `$ H8 J3 n' ?! H' w- Y0 N ETN -- Electronic Telecommunications Network $ g: [$ [/ a3 {* s/ g1 c EVAS -- Enhanced Vortex Advisory System 2 E5 }/ |; u- m* NEVCS -- Emergency Voice Communications System ; ~+ z" A+ C8 W7 \- a& Y # l9 {% {: _- ^4 g. }* Y& j 9 H- c( ^7 e; ~3 s( M/ e$ N3 ? F top 9 C( f# W) x/ z! Y 7 W& A, s6 [& i. J B* }2 m6 N/ }--------------------------------------------------------------------------------# ^, ~) z* N; R5 ~, l FAA -- Federal Aviation Administration 5 ^9 Q o* B3 d. x F&E -- Facility and Equipment / K: j4 g2 I- f8 E1 O! i$ v& L FAAAC -- FAA Aeronautical Center : }# B/ \9 F& R2 n; c: a2 T2 o! x5 i: }5 s FAACIS -- FAA Communications Information System 0 d( H# ^4 |% K2 b& G6 \1 W FAATC -- FAA Technical Center 1 K4 \4 p0 B- G c, m* z$ b0 l FAC -- Facility ' C, c w! c; @3 Y- ` T FAF -- Final Approach Fix ' i, o' O9 F: Y2 R2 uFAP -- Final Approach Point " T5 l$ Y+ R' _7 E$ h% W" jFAPM -- FTS2000 Associate Program Manager * K' E; t7 _1 Q) d) A) R R: UFAR -- Federal Aviation Regulation ! E- ]0 x% s% g6 W& \ FAATSAT -- FAA Telecommunications Satellite S' ]9 d7 I6 { FAST -- Final Approach Spacing Tool ( q. |% p( a3 ]9 UFAX -- Facsimile Equipment 0 L( v, U, U" @+ ]FBO -- Fixed Base Operator # {9 Z5 W+ M9 xFBS -- Fall Back Switch % l* ^; Y8 P' R. Q9 i2 UFCC -- Federal Communications Commission * s; r h4 b$ @6 D1 S6 pFCLT -- Freeze Calculated Landing Time 7 i. W3 a2 v1 }! X& b$ [8 `! F1 b FCOM -- FSS Radio Voice Communications / M+ ?# \2 i: v" T* G) s2 jFCPU -- Facility Central Processing Unit % E, n. R7 Q5 aFDAT -- Flight Data Entry and Printout (FDEP) and Flight Data Service , `8 [) c' k) Y$ hFDE -- Flight Data Entry 0 e, S/ V6 o/ @; {' u8 q% ` FDEP -- Flight Data Entry and Printout 6 N& J0 S: a2 y! mFDIO -- Flight Data Input/Output 2 F9 l+ `/ c$ G& Z5 M V+ Y+ \0 p9 uFDIOC -- Flight Data Input/Output Center & M; @$ q( O: P FDIOR -- Flight Data Input/Output Remote , ^- K1 d& q u( JFDM -- Frequency Division Multiplexing 0 I2 l$ D( t% HFDP -- Flight Data Processing 6 S- s4 m9 t S5 uFED -- Federal ( j+ U* c: N; KFEIS -- Final Environmental Impact Statement ' U |& z! Q& b. J# Q FEP -- Front End Processor , z3 m, p, e* S FFAC -- From Facility * `- k+ ]( S6 n4 N/ r5 r: u FIFO -- Flight Inspection Field Office $ z/ ?2 c: ^) ]+ ~: Y- w( \* eFIG -- Flight Inspection Group ( b. E/ j: l8 ~& R6 K: n& l FINO -- Flight Inspection National Field Office ) I, f$ z( x) s9 }7 A' M EFIPS -- Federal Information Publication Standard 6 i! q7 c# {$ l# eFIR -- Flight Information Region 7 o* p% t9 W! D8 o( ^2 }$ o FIRE -- Fire Station " V, @% F: h5 _ FIRMR -- Federal Information Resource Management Regulation % B; N- Q# O1 b+ n. W FL -- Flight Level - D1 ~: r6 K; {5 s FLOWSIM -- Traffic Flow Planning Simulation * h7 r; Q1 ^7 g' ]$ t! @3 C" K FMA -- Final Monitor Aid " D& h2 \0 R2 D iFMF -- Facility Master File % n0 [2 r/ X9 D8 m4 B& b8 s# j& ?7 IFMIS -- FTS2000 Management Information System 9 e6 \7 J- _+ f: }5 k9 y0 Q FMS -- Flight management System $ A7 _- s0 @* l, l$ L( hFNMS -- FTS2000 Network Management System 6 {% j) r5 g8 H1 I6 V: P FOIA -- Freedom Of Information Act $ y! c4 f6 B) f/ M0 v: P FONSI -- Finding of No Significant Impact ( G# x7 L/ `: D4 C$ b FP -- Flight Plan ; I4 x: W3 r } FRC -- Request Full Route Clearance " I& Q7 E _8 s4 k' w( O; i FSAS -- Flight Service Automation System 1 C; u$ T2 s8 m% j FSDO -- Flight Standards District Office # {, o* X$ m" O) t# }, ~5 x8 qFSDPS -- Flight Service Data Processing System + U7 d: j3 _' }) E5 N; i' @7 N2 {, aFSEP -- Facility/Service/Equipment Profile ) v# f$ H$ S4 U! M6 ]- _ FSP -- Flight Strip Printer 1 Z# v% D* P0 ^FSPD -- Freeze Speed Parameter 5 j8 ?: R j1 E7 g' \4 e% \- Z FSS -- Flight Service Station 9 y4 {% p1 x. m$ ^% C" q4 pFSSA -- Flight Service Station Automated Service . ]9 @. \! {8 L( `2 e! z) t- S FSTS -- Federal Secure Telephone Service / A7 q: J/ B$ O5 ^8 E FSYS -- Flight Service Station Equipment Systems " {# U) ~' r- i' C2 M FTS -- Federal Telecommunications System l' w# O4 T, @7 [/ XFTS2000 -- Federal Telecommunications System 2000 + m5 S! [) o0 r) e) g, r% e# bFUS -- Functional Units or Systems 5 w8 H/ [& n* b, K* u) `$ V FWCS -- Flight Watch Control Station . j1 Z5 C) \4 e& V0 } m( x+ e8 Z $ L2 B% \! H& g0 w4 ^G top : i7 U- v% o/ n8 R5 ~* m $ M D; ^# z4 z3 ^) m0 K" C7 S --------------------------------------------------------------------------------! Q1 }3 x3 Z j9 o8 H J) o: ^" ? GA -- General Aviation 1 a6 I# r7 `7 J5 R; {GAA -- General Aviation Activity 4 s" L% y9 l$ h8 B9 B* ~GAAA -- General Aviation Activity and Avionics # H, Y$ X9 U+ t+ B4 r/ CGADO -- General Aviation District Office , Z2 u$ u" `- I y GCA -- Ground Control Approach " C- q5 f9 Y9 GGNAS -- General National Airspace System 5 h( e6 `* M0 B! Y1 A. @6 o# U6 s9 E GNSS -- Global Navigation Satellite System ) u4 ~, K, J7 C+ l8 ]9 N MGOES -- Geostationary Operational Environmental Satellite 4 P+ m* _1 |- o5 A! j; u- {8 ~! dGOESF -- GOES Feed Point 5 q* l& J; w5 a7 x; _& A* f/ j6 uGOEST -- GOES Terminal Equipment 8 k9 x3 ^+ ?* U2 h2 y% t& o GPRA -- Government Performance Results Act 9 p! V( t; ~# {. e( d/ t2 e9 j: E GPS -- Global Positioning Satellite * v- h" w+ p6 m2 G' FGPWS -- Ground Proximity Warning System ( l$ l, S/ d$ G7 N/ _GRADE -- Graphical Airspace Design Environment : `/ }, y9 I5 m6 W+ J2 l GS -- Glide Slope Indicator - D- Z/ ]' z6 p5 Y' dGSA -- General Services Administration # I% p- f* {+ n9 H3 N/ H$ s GSE -- Ground Support Equipment - n/ P2 R$ }8 \( V, K }9 M3 e % ^' l. W4 U3 z1 m* O2 E! ~ . w, Q2 ^/ _" m" KH top & J! v# r0 [$ R4 y8 z! D. @ ( e& c2 \ E' H3 C -------------------------------------------------------------------------------- 1 g2 f( t% f& Z# Z3 wH -- Non-- Directional Radio Homing Beacon (NDB) * k a- p5 p9 ?. }0 z8 p$ ~ HAA -- Height Above Airport 8 h$ t8 d+ h( q$ N; f% wHAL -- Height Above Landing # |! J9 o. r3 h8 S- V HARS -- High Altitude Route System ; \$ }1 U( c- v; A HAT -- Height Above Touchdown - l0 a7 M( q5 e! h1 C HAZMAT -- Hazardous Materials 4 l) D3 f; [' g, j+ z6 R6 I- R2 qHCAP -- High Capacity Carriers + w! U; c# R" S v6 XHLDC -- High Level Data Link Control ; c" Y* O2 e9 p# ?# S" M6 fHDME -- NDB with Distance Measuring Equipment ! r4 W/ ]7 Z, `* B( j f6 X: @HDQ -- FAA Headquarters 6 ~% q1 _' }" e# w5 V HELI -- Heliport ; K1 E$ d6 H# e7 V HF -- High Frequency 5 b7 S, [3 }7 ~ HH -- NDB, 2kw or More 7 t1 n5 p& }; u# P+ x$ G HI-- EFAS -- High Altitude EFAS ?+ u! y1 s: w( y" d7 |HOV -- High Occupancy Vehicle * G+ H) \* T2 U3 U; ZHSI -- Horizontal Situation Indicators . w' a: l3 U L3 C HUD -- Housing and Urban Development " n7 C& T0 v% a# v HWAS -- Hazardous In-- Flight Weather Advisory & u$ |! g" _% U+ B# ~* e Hz -- HERTZ 2 n: x1 o; s6 p8 f ~3 S2 g9 F$ w. K0 j* T7 W. e9 ?! i 3 U$ H! q) h' O, V. }1 }I top % l1 T# N( j& b ~ 3 J8 Z- ^5 F2 i4 p8 A/ M -------------------------------------------------------------------------------- 4 _+ r9 }( N4 A5 AIA -- Indirect Access ' X4 }7 e# C" GIAF -- Initial Approach Fix 7 k( p7 v6 ]9 U3 K! HI/AFSS -- International AFSS 2 K0 B# T+ c6 \& J# r, fIAP -- Instrument Approach Procedures & D% h# r1 c& W' V: w+ {2 ~% [IAPA -- Instrument Approach Procedures Automation 4 s K1 |( ]8 M0 r8 ~- T9 g `IBM -- International Business Machines 5 J6 e5 P7 A3 C# [) S* W IBP -- International Boundary Point 9 k! _4 D% |- Q IBR -- Intermediate Bit Rate 6 `8 ^) ^2 G, M; r6 _! p4 g ICAO -- International Civil Aviation Organization 5 S! _/ x4 H; l8 X. C ICSS -- International Communications Switching Systems - ~! D7 _. F4 ?9 Y: SIDAT -- Interfacility Data 9 z7 F" t$ J3 Q; h, N( bIF -- Intermediate Fix 6 D3 W% X1 w, p% O; w# j1 p8 J* bIFCP -- Interfacility Communications Processor ' `" W& _2 w- k& C C# A2 @. ]" HIFDS -- Interfacility Data System 0 H/ _7 i, }3 F# c4 V& c, w IFEA -- In-- Flight Emergency Assistance 6 t5 ?, B: r$ @ W( e IFO -- International Field Office - E- P* c8 @2 @9 w, i/ z9 N IFR -- Instrument Flight Rules 4 `/ [8 m- N8 j0 q IFSS -- International Flight Service Station , _, Y1 [" d, |1 v: c { ILS -- Instrument Landing System 2 G) D; M, |, E9 J+ V9 p2 M3 _IM -- Inner Marker 8 q1 D& b. K* b. @+ i1 |5 N# @* oIMC -- Instrument Meteorological Conditions + N' Z) @9 Q6 n5 NINM -- Integrated Noise Model . W( A4 D4 v& e3 u' ?INS -- Inertial Navigation System - Y4 h9 _+ D8 l- v IRMP -- Information Resources Management Plan . G/ [: o P7 M7 V( J( A. k" \ISDN -- Integrated Services Digital Network % o$ T/ v8 ~; i* \ f) LISMLS -- Interim Standard Microwave Landing System 5 D* o! B2 |7 D+ k6 _ITI -- Interactive Terminal Interface 1 X, x8 _7 {& @5 b4 J2 T tIVRS -- Interim Voice Response System & E4 p/ ]" n; O# K( q# m& CIW -- Inside Wiring * B0 m! g6 Y5 w' H( n0 X & X2 F3 u8 j6 g * H$ N2 v! ?, S* A: `2 fJ top 2 ^+ {1 B& O2 A; M, U ' D& \ d0 l# A --------------------------------------------------------------------------------1 O' \' F2 ?4 Z j8 t1 e( F 1 n. k9 \6 j, Z0 {, @! q 1 b3 q; a6 }" @9 y# U0 T4 z 0 M# }7 q8 h: \ K top 0 d; B" l5 |! U/ q) j 9 w6 l1 U- t0 A! _* ` -------------------------------------------------------------------------------- - c% \3 ]' T5 f! O7 K4 \; gKbps -- Kilobits Per Second 3 }- u- E7 H4 i+ U' l Khz -- Kilohertz 0 \9 O5 [" N2 p8 Q+ V& a KVDT -- Keyboard Video Display Terminal / ?% `# l8 T8 k6 F. o/ M0 R1 @ + v4 _' N$ U+ H1 k Y2 d+ h5 { % O0 s4 c/ I% jL top 5 ^ V. M, y; G1 k; V % j( l; V8 D$ P) j -------------------------------------------------------------------------------- . T" D+ N6 ?0 p0 `5 ] x! g+ d7 j* q6 G2 w4 yLAA -- Local Airport Advisory 6 E0 d% K2 Y4 ?9 ]' ZLAAS -- Low Altitude Alert System 6 W9 Z S+ B( E& XLABS -- Leased A B Service 0 x7 k4 L* E' l! q' BLABSC -- LABS GS-- 200 Computer $ }( M# Y8 j, b% h, d) _1 q% X% FLABSR -- LABS Remote Equipment # p* E* j; A% u8 J6 T( U8 m$ FLABSW -- LABS Switch System , S' f" l# n% J6 j1 {% JLAHSO -- Land and Hold Short Operation 3 h. H, I' d" w* F& N* t# PLAN -- Local Area Network . ^4 A" b3 X" F LATA -- Local Access and Transport Area 0 s. O. @" z3 j" m( J( o& Y LAWRS -- Limited Aviation Weather Reporting System + o% R$ Z5 D; w( k% N LCF -- Local Control Facility / }) R ~6 C3 z* H LCN -- Local Communications Network + N9 u& q5 g% rLDA -- Localizer Directional Aid ) j* P0 e9 {8 s1 Y B @LDA -- Landing Directional Aid D3 R4 n; A8 |4 A% u5 xLDIN -- Lead-- in Lights R# v- f* z A# x c( r( e+ Q0 ILEC -- Local Exchange Carrier 8 e/ h, x P* Y+ y% j& J ^3 ] LF -- Low Frequency # f. R1 l/ i- E; oLINCS -- Leased Interfacility NAS Communications System 4 m* @% _ W0 f/ Y; C LIS -- Logistics and Inventory System , H# B6 F% X: a% X" k- R1 o LLWAS -- Low Level Wind Shear Alert System % _. P1 r, a$ N LM/MS -- Low/Medium Frequency 2 M; |% I7 A1 p9 t5 S4 @2 U" ? LMM -- Locator Middle Marker 7 F9 m, h" O- ^% e4 c5 @LMS -- LORAN Monitor Site / O3 T. w+ r$ E3 |1 A( J' rLOC -- Localizer ; e- o+ o# Y, k LOCID -- Location Identifier 6 v1 n, R( R0 ?: HLOI -- Letter of Intent 9 V: }8 K: m: c" q/ P6 X: }LOM -- Compass Locator at Outer Marker , H/ H, O" _( |6 P2 I& r LORAN -- Long Range Aid to Navigation % ?# X2 C' X* OLPV -- Lateral Precision Performance with Vertical Guidance 6 ]. g7 ` N7 { LRCO -- Limited Remote Communications Outlet * w z' _0 f3 fLRNAV -- Long Range Navigation 6 }" o3 n, F* {' N* C* rLRR -- Long Range Radar 2 f# ~2 M: D! ^5 E . _. l( m& _$ u$ s( W2 F b; A# W, K 1 x1 ~# C( }9 G% E3 L0 A# M 1 L8 J; q$ w4 D, i/ ?( r$ EM top 3 m; Z4 f8 O7 ^/ P# G: r2 `1 x6 J% a2 N, ]% |; B! T -------------------------------------------------------------------------------- 3 j8 s8 B/ Y5 i) n4 F0 kMAA -- Maximum Authorized Altitude - K- W1 u( b0 GMALS -- Medium Intensity Approach Lighting System & o; w9 o- S+ F/ z MALSF -- MALS with Sequenced Flashers 2 F" L; G0 l1 X# Z' l2 Y MALSR -- MALS with Runway Alignment Indicator Lights 7 Y! P0 G6 Q0 @! {7 ]MAP -- Maintenance Automation Program 7 T, Z' J$ `) q1 |* s A' `MAP -- Military Airport Program % Q8 {5 v! H+ a T" v+ K MAP -- Missed Approach Point + j& ]8 ?+ Z1 C2 s+ GMAP -- Modified Access Pricing 6 [3 Z2 _& r& ~# E) n, t Mbps -- Megabits Per Second 3 W6 V$ [0 N) _: C8 ?, ?0 s& q MCA -- Minimum Crossing Altitude y* O- F$ k0 Z. t' E; I* Y. m MCAS -- Marine Corps Air Station 3 F. R8 ], H( k. e( l% z! H; a MCC -- Maintenance Control Center 4 L# \$ i( M6 U1 XMCL -- Middle Compass Locater ' L4 Y, w6 q8 L5 ^2 M9 n7 rMCS -- Maintenance and Control System 1 s% u' f( ^- iMDA -- Minimum Descent Altitude # @/ z O" y9 R8 b( xMDT -- Maintenance Data Terminal ( m9 @' ^2 W/ i/ x8 m. @4 c. v, BMEA -- Minimum En Route Altitude ) L+ O; Z! h5 P; {9 h0 h3 D7 vMETI -- Meteorological Information & Q7 I; x. }4 w/ k. _ MF -- Middle Frequency * b! ^/ ?7 g. k' N1 VMFJ -- Modified Final Judgment 2 A5 H4 j. j. o$ b, d MFT -- Meter Fix Crossing Time/Slot Time . P- k0 ]+ c$ |+ u/ w$ C6 i+ fMHA -- Minimum Holding Altitude $ l% R2 Y- i8 L/ x Mhg -- MegHERTZ 5 a- L& `, I# i, R3 L% y. h5 N2 Q+ Y MIA -- Minimum IFR Altitudes 9 B4 F; Z6 [" D& ]/ ~; D$ hMIDO -- Manufacturing Inspection District Office 7 c2 m" F+ [9 |0 f8 }, q MIS -- Meteorological Impact Statement : V# q3 X, t7 ^2 s! @: p7 G MISC -- Miscellaneous * w, b6 c( U9 u0 X8 N) m- f MISO -- Manufacturing Inspection Satellite Office / W, \& x1 y1 R6 N% w: E MIT -- Miles In Trail 3 j' z3 x7 }: V: ?3 ]1 nMITRE -- Mitre Corporation " b# S* ~& j3 o$ k# a5 [9 n MLS -- Microwave Landing System - g9 C2 {% d' b1 f MM -- Middle Marker " Z( B& {) l0 o4 ? MMC -- Maintenance Monitoring Console y$ q" e9 N: E l0 C# V MMS -- Maintenance Monitoring System / }7 M. f' _9 k3 ^& _( YMNPS -- Minimum Navigation Performance Specification 8 o9 s' Y: M3 j' k' V. c2 T4 N MNPSA -- Minimum Navigation Performance Specifications Airspace , O# X. E) T5 y MOA -- Memorandum of Agreement ( A* {+ K2 M, e5 ~ MOA -- Military Operations Area 1 m8 u- m- S8 x& U$ W2 O8 u MOCA -- Minimum Obstruction Clearance Altitude % _; q# n) |; D6 g/ ^ MODE C -- Altitude-- Encoded Beacon Reply & E; \# A# J/ k" w MODE C -- Altitude Reporting Mode of Secondary Radar 2 T, }% z& Y b& Y9 u5 X$ K9 t MODE S -- Mode Select Beacon System 5 g/ `% ^1 C0 I, z' _4 mMOU -- Memorandum of Understanding % F/ [8 p) \% Q2 sMPO -- Metropolitan Planning Organization ; t) b: P$ Q7 F3 lMPS -- Maintenance Processor Subsystem (OR) Master Plan Supplement 8 u, h& M: ?/ }# s9 O3 f2 ^MRA -- Minimum Reception Altitude , M# K& D5 v% ?/ q$ u' l; X MRC -- Monthly Recurring Charge 7 O0 P6 h/ ?. }9 DMSA -- Minimum Safe Altitude ' B3 C4 C' i0 Q2 Z1 h/ TMSAW -- Minimum Safe Altitude Warning 7 B5 v4 e- x6 |3 j/ n5 F MSL -- Mean Sea Level - } y9 ?5 f6 CMSN -- Message Switching Network ( _2 |$ e t3 S- s% {. H MTCS -- Modular Terminal Communications System % P! F8 U! O5 W2 w" ~1 N: H) s+ M MTI -- Moving Target Indicator + n. g* N7 J. p* R0 c! f MUX -- Multiplexor % e9 B1 A/ d" Y1 Q2 dMVA -- Minimum Vectoring Altitude 8 ?# `4 r2 A' U9 i( m, C [MVFR -- Marginal Visual Flight Rules " J6 A2 P# v+ }. ]$ Y* j 4 i1 T, D1 ~6 d4 d8 V " Q. r* R# S4 G d1 YN top 7 ~8 N- \+ f( y1 Y8 U8 S $ u% n+ q9 ], |) d$ C! c& i-------------------------------------------------------------------------------- / W" w0 D* h4 ]0 W9 m# Y; ~4 SNAAQS -- National Ambient Air Quality Standards & a- q: Z4 x+ v NADA -- NADIN Concentrator , W5 E6 t7 u" V$ d& P! @ NADIN -- National Airspace Data Interchange Network , k; d( j/ A0 F$ @ NADSW -- NADIN Switches ! [' g3 F6 j9 x8 H; vNAILS -- National Airspace Integrated Logistics Support 8 t# k/ g2 {8 O4 A0 j J NAMS -- NADIN IA & J; j* j+ _9 Z @' t) JNAPRS -- National Airspace Performance Reporting System - K7 W. t: a: V6 ~2 t6 W NAS -- National Airspace System or Naval Air Station $ h" |3 r- o& ^' w- J6 U# B2 R2 ] NASDC -- National Aviation Safety Data $ \1 Q$ T* K+ t S6 v( u$ xNASP -- National Airspace System Plan ; m$ d; M- R9 z& k7 O* q NASPAC -- National Airspace System Performance Analysis Capability % {. F/ a! F# Q: `! `3 WNATCO -- National Communications Switching Center . ^9 b, i: a6 l3 aNAVAID -- Navigation Aid 8 q, t2 f" d& }) [* \6 J NAVMN -- Navigation Monitor and Control 8 L( K- u! [9 J% e! i NAWAU -- National Aviation Weather Advisory Unit % ~, l3 n) W0 u" B" F7 |& ?/ kNAWPF -- National Aviation Weather Processing Facility ( I/ w; S9 ]0 s0 E6 w' xNCAR -- National Center for Atmospheric Research; Boulder, CO 9 Q6 ]3 B$ y- U& _& O, lNCF -- National Control Facility $ ]; C" G. {: v. gNCIU -- NEXRAD Communications Interface Unit 1 u- d4 _1 k. e; v3 hNCP -- Noise Compatibility Program 1 |. H' G9 r* X9 Z4 k4 e NCS -- National Communications System 2 Z. Y4 b; p, Q$ G O( YNDB -- Non-- Directional Radio Homing Beacon 5 Q+ L) D& Y/ O% ZNDNB -- NADIN II ; ~7 ^, o) C! K4 B1 B: UNEM -- Noise Exposure Map ! n' T7 k9 i& v: n- ]3 e NEPA -- National Environmental Policy Act / e4 d1 }6 h5 T1 v) o' Q! K6 m% oNEXRAD -- Next Generation Weather Radar ( {/ H+ t% x1 e) ENFAX -- National Facsimile Service ! R- q. k! H+ [( B NFDC -- National Flight Data Center 8 t# B" M B$ `3 x! g# c( `NFIS -- NAS Facilities Information System ( H! p C+ v2 e/ @. I NI -- Network Interface ' [) h: p1 C0 ]7 d( D NICS -- National Interfacility Communications System # Y6 @ A" O! Q! p- gNPE -- Non-primary Airport Entitlement $ h8 L. v: E$ W% ^/ h9 O4 p NPIAS -- National Plan of Integrated Airport Systems & @' }7 Q. V4 A, ? NM -- Nautical Mile 1 i5 m) D% n1 N1 a- H" yNMAC -- Near Mid Air Collision ' u0 G( ~* x2 U Y5 R8 G NMC -- National Meteorological Center - F! d; g" g2 Z5 A NMCE -- Network Monitoring and Control Equipment / ~: k" ~8 [& L" NNMCS -- Network Monitoring and Control System ' K$ t$ M; ^ }4 U y5 I1 ? NOAA -- National Oceanic and Atmospheric Administration * D# W2 m Q3 ]. LNOC -- Notice Of Completion 7 q! K# D! D% M8 N9 y$ m% ?NOTAM -- Notice to Airmen 7 L0 m# U" C/ Y0 S6 @# g6 RNPDES -- National Pollutant Discharge Elimination System # J: U; f$ B" v1 S: i' }4 W' u+ V% ~' w NPIAS -- National Plan of Integrated Airport Systems 0 t0 ]8 g; E, L4 @+ ~' Y& TNRC -- Non-- Recurring Charge 3 }) M2 ?5 s, P. L3 w; q4 o NRCS -- National Radio Communications Systems : V5 k% d# `- N9 n( t6 w NSAP -- National Service Assurance Plan # U0 Z! L9 ~4 t' m; P, S MNSRCATN -- National Strategy to Reduce Congestion on America's Transportation Network 5 x' d2 H+ q9 }NSSFC -- National Severe Storms Forecast Center 7 W% l8 m/ E# m# h9 i5 j: U5 D& D( ~NSSL -- National Severe Storms Laboratory; Norman, OK ( H. \2 r6 d0 C) \8 p w6 o) sNTAP -- Notices To Airmen Publication 0 F% w: {+ p! fNTP -- National Transportation Policy , b5 d8 J; }8 I! B8 A: V- kNTSB -- National Transportation Safety Board 6 M' d: f$ P* M/ o7 V8 ^+ [ NTZ -- No Transgression Zone Y& \# ?5 |* `+ O' k" r$ I3 ?8 xNWS -- National Weather Service D, C% E+ ~8 d) n" g% p NWSR -- NWS Weather Excluding NXRD $ p; [+ U3 A" t* ^9 ONSWRH -- NWS Regional Headquarters 2 s6 s+ r6 }9 R NXRD -- Advanced Weather Radar System D& @# T- ^0 J9 ^5 {' _2 Z. w ; N; z. I7 X- ?; v5 ^; P! ` 3 _; t% m8 @ S9 q O top " e2 z8 G, J1 b# v# N6 h% | ) t8 \0 Q2 Y T/ X' \-------------------------------------------------------------------------------- / D1 P/ J1 a( v& A' S4 p3 XOAG -- Official Airline Guide , r1 @/ z/ G- J0 ~OALT -- Operational Acceptable Level of Traffic ! U" T" F2 K: P8 | T OAW -- Off-- airway Weather Station 8 J7 p& |( e' y- M) X ODAL -- Omnidirectional Approach Lighting System % W+ m/ R; d3 l. M- r ODAPS -- Oceanic Display and Processing Station 1 u, r8 u+ [0 g% H7 k5 T V OEP -- Operational Evolution Plan / Partnership % W% B7 C" j% z8 N* Y; i4 ZOFA -- Object Free Area 7 N) v! O# z# b/ O OFDPS -- Offshore Flight Data Processing System 3 g5 N* a2 Y) U4 A8 g0 ~1 tOFT -- Outer Fix Time * `" o2 i9 s, Y% Q! D( r8 qOFZ -- Obstacle Free Zone % t. T8 j' {# ? OM -- Outer Marker 2 G$ L) ?+ ^$ B8 S0 TOMB -- Office of Management and Budget % j8 E: D, \% m A, z3 f ONER -- Oceanic Navigational Error Report & S4 p) c2 Y( @1 { OPLT -- Operational Acceptable Level of Traffic ! w, F, o% ]1 h OPSW -- Operational Switch 8 X3 r; W+ @0 G3 m* y1 uOPX -- Off Premises Exchange 0 _9 Q( d. G/ V: QORD -- Operational Readiness Demonstration ' V+ a! @& m8 {9 mOTR -- Oceanic Transition Route ( B8 m4 k$ \) ?OTS -- Organized Track System # ^) t; c" \. f( p Y3 x + I* L' U1 }8 v+ c* h 2 h7 T7 | w0 k [, q1 N9 YP top # e" J; n, W* T! m* c 4 e, b; ]; ^# I" T3 u+ r! Z/ _-------------------------------------------------------------------------------- 8 v8 p( `# ` Y t" LPABX -- Private Automated Branch Exchange 5 ~; u" S, t b: ~& |4 O: f CPAD -- Packet Assembler/Disassembler # N( @+ L- Q; a) K$ D* w- U PAM -- Peripheral Adapter Module * u% v9 O* G) ? T+ FPAPI -- Precision Approach Path Indicator / |$ k' q0 ~6 S% p) ?# z PAR -- Precision Approach Radar , B1 [" D5 M4 X# O% S/ bPAR -- Preferential Arrival Route ( {0 ~; B. b& n% hPATWAS -- Pilots Automatic Telephone Weather Answering Service . l9 t: L# o2 l$ \6 `9 } PBCT -- Proposed Boundary Crossing Time ' V- h0 q# S5 B5 t- N0 s PBRF -- Pilot Briefing , ]% }+ H5 ?2 a( v PBX -- Private Branch Exchange , s9 m* I) B' v5 I- d' W# N+ [, nPCA -- Positive Control Airspace 8 _) P) E. `# V+ G: L# A! o8 hPCM -- Pulse Code Modulation + Q! I0 N8 ]) K& C) h PDAR -- Preferential Arrival And Departure Route 4 g$ A6 T, H/ Y. Q. ^ PDC -- Pre-- Departure Clearance b k$ ]6 g3 C" P4 g4 }PDC -- Program Designator Code 9 ~: E+ w1 T z1 M, ?% I: m/ A PDR -- Preferential Departure Route % X0 |" W& _: G3 Q& u/ m$ ?0 iPDN -- Public Data Network 1 s4 O) u0 g& c" c PFC -- Passenger Facility Charge / q8 p- Q Y' l1 g, }7 lPGP -- Planning Grant Program 2 k3 v0 B. \) N& z6 L7 zPIC -- Principal Interexchange Carrier / |4 \" }% C$ K* `1 g2 YPIDP -- Programmable Indicator Data Processor % F6 A7 k {3 I3 N5 n PIREP -- Pilot Weather Report . W; Q. q5 h# p1 a2 T# iPMS -- Program Management System 6 Y1 A& T- B- K POLIC -- Police Station ; ? e. x, Y7 i9 @5 ]1 t Z" t POP -- Point Of Presence " x! _* m9 ], s7 j8 lPOT -- Point Of Termination 7 U3 P5 }% I7 M! i1 E/ s" E3 w3 D! DPPIMS -- Personal Property Information Management System 5 L- P# N+ b' f o! t9 PPR -- Primary Commercial Service Airport * L8 c* C2 @: iPRI -- Primary Rate Interface 7 r$ Y3 Z. b1 v" e3 dPRM -- Precision Runway Monitor ) l6 z4 @+ H5 O, y8 }" APSDN -- Public Switched Data Network : i- L2 I2 s1 e& m- l7 c+ y+ W5 I PSN -- Packet Switched Network 3 V6 E; |2 e! h7 z7 b+ ?- s% g v6 tPSS -- Packet Switched Service 7 L/ l q" Z3 f4 p9 ]5 U, ?PSTN -- Public Switched Telephone Network ) ]" V$ T) |0 G& ~! t: g! \PTC -- Presumed-to-Conform : Z- C- b. J, I. B/ |/ `/ Y mPUB -- Publication ) Q7 m# R3 L: j* SPUP -- Principal User Processor , g) g8 q% D6 I! o0 iPVC -- Permanent Virtual Circuit / x3 F% s' x2 T9 _6 B PVD -- Plan View Display / i. ?8 @. m0 D+ c* K 9 w2 C9 q& X( j2 s+ o' O 9 ]/ A: t1 Q( P7 F$ KQ top 0 r& F) v0 J% H0 j * E! h, W- H2 r/ D: [- @--------------------------------------------------------------------------------- q# q; S' D# L, [ ; s8 r) p6 K" ^; y. w3 O ' _( J; R1 K, J1 i% M + p* ]1 s; a1 X6 k R top - Y# x, ~; H% n+ ?! E4 g& F* |! X 2 C7 U! Y- O5 [-------------------------------------------------------------------------------- " _/ @! ]0 X4 c) F# O/ jRAIL -- Runway Alignment Indicator Lights " M+ G1 L3 W7 D' @ RAPCO -- Radar Approach Control (USAF) 6 y0 _; {/ i! d, F* qRAPCON -- Radar Approach Control (FAA) 8 }( d4 b6 j1 t8 p1 J/ C/ P RATCC -- Radar Air Traffic Control Center * j: V8 E4 m" z# x0 y RATCF -- Radar Air Traffic Control Facility (USN) 4 h* F' p$ h# X2 Z! e- T0 h0 m RBC -- Rotating Beam Ceilometer 9 }+ Y' N) i+ g) ?) tRBDPE -- Radar Beacon Data Processing Equipment 4 r6 T; N" f+ v2 g- a' j RBSS -- Radar Bomb Scoring Squadron $ p' ~. ^. A4 Z. T7 ^6 ^ RCAG -- Remote Communications Air/Ground $ |5 ?* r5 t9 N4 ~$ N RCC -- Rescue Coordination Center 9 k2 w9 p( O7 y D- J RCF -- Remote Communication Facility - r; ? v! w- @+ q6 m) e# ERCCC -- Regional Communications Control Centers 0 E+ K% W7 _4 V* g( I- w! e RCIU -- Remote Control Interface Unit ) c* j1 H0 k6 U$ Z7 \ RCL -- Radio Communications Link + _; h6 ~7 T# f RCLR -- RCL Repeater 8 z, m$ P5 T* I3 G. t* ^5 r# p RCLT -- RCL Terminal 8 X( ~# m# X$ G7 _0 k. \# ~ RCO -- Remote Communications Outlet 8 }5 p5 k& ?/ N! I# S$ bRCU -- Remote Control Unit : ~8 }6 a" P) ?, u0 Z RDAT -- Digitized Radar Data ! J' I% K n3 y& G" b( p RDP -- Radar Data Processing : a, P4 C1 N) c8 A* k RDSIM -- Runway Delay Simulation Model 4 q3 p( H% E, L/ t8 V( f; M REIL -- Runway End Identification Lights 5 L% h0 d: Z8 r8 uRF -- Radio Frequency 4 Q% E& p/ e- B, V RL -- General Aviation Reliever Airport 2 T# Q- E4 d# h HRMCC -- Remote Monitor Control Center ! G6 I% J% L5 |) Z! U. Y RMCF -- Remote Monitor Control Facility . t) }: q3 |# h: J/ M7 s6 V# J" `2 wRML -- Radio Microwave Link 4 R2 L7 h- Q" G( `9 P" v# Z! c; FRMLR -- RML Repeater 9 {& F( C$ X' @3 h0 H. X7 b! c( B8 IRMLT -- RML Terminal , C3 X* }2 a+ m7 A, E0 y! w RMM -- Remote Maintenance Monitoring 7 d2 V, l6 W+ W K, {) CRMMS -- Remote Maintenance Monitoring System 7 U4 O1 s8 W2 m9 h RMS -- Remote Monitoring Subsystem 6 B9 w6 r) R2 B, e. @RMSC -- Remote Monitoring Subsystem Concentrator 2 S( k% P( ^* w; c" TRNAV -- Area Navigation 3 Y1 Y' ^9 k _8 ~ RNP -- Required Navigation Performance - e, L9 Y* _+ l7 P! { ROD -- Record of Decision 2 \ h8 _9 T( V ROSA -- Report of Service Activity 2 Y# y. }* y+ ~7 h6 \ROT -- Runway Occupancy Time : ]& z8 L# y3 z i! rRP -- Restoration Priority $ P8 A m* J# b2 ]) `RPC -- Restoration Priority Code 6 m- ^ @$ W" g& b1 tRPG -- Radar Processing Group 3 N9 a5 I) s. k7 r$ J/ F6 |RPZ -- Runway Protection Zone 9 O* r3 }3 B/ b' l# M RRH -- Remote Reading Hygrothermometer " R" k2 l2 ?% G& E, w, M4 {9 uRRHS -- Remote Reading Hydrometer % A4 C( ]8 q. A* M' f6 ^: ?3 HRRWDS -- Remote Radar Weather Display : w$ Q* \) y; M o9 Q. t RRWSS -- RWDS Sensor Site $ \( \3 u: E4 p2 u1 q RSA -- Runway Safety Area2 b, n) A0 [# L @ U7 N3 Y RSAT -- Runway Safety Action Team ; X+ R' r0 c; }+ @% t2 M RSS -- Remote Speaking System 3 @9 f% k* P4 jRT -- Remote Transmitter 6 e% O. n5 y; U' {0 u RT & BTL -- Radar Tracking And Beacon Tracking Level v, V2 u" b; R8 dRTAD -- Remote Tower Alphanumerics Display 9 @+ p% ~* `1 E$ ?$ E, y) s RTCA -- Radio Technical Commission for Aeronautics 8 T) t$ G2 t& r RTP -- Regional Transportation Plan 2 [" o; M6 N8 N' rRTR -- Remote Transmitter/Receiver * E+ f* V, q0 n0 j9 `RTRD -- Remote Tower Radar Display ; w, K1 c- I' xRVR -- Runway Visual Range 7 z3 H: s4 g, B& Y7 ?2 nRW -- Runway + A# F. U5 W# i8 M# ] RWDS -- Same as RRWDS : f0 s; e: h B0 O, NRWP -- Real-time Weather Processor 5 P) S$ x: S" k* Q* k/ i # {0 z5 v( `" A) ^ 4 Z- [& d+ k" y0 g9 u/ ZS top 8 P7 i- J3 A2 _8 ]& J 2 P' O" p$ m, Z--------------------------------------------------------------------------------2 w! ~/ N7 ?2 f( S S/S -- Sector Suite % h: | j) s% o3 rSAC -- Strategic Air Command & C5 ]5 j( k* q& J& ~4 m SAFI -- Semi Automatic Flight Inspection 5 n/ z' v' c0 }, q0 S( u SALS -- Short Approach Lighting System v. T/ c8 u) ]1 g0 E; ASATCOM -- Satellite Communications 0 Q; Q9 E7 z: [9 M SAWRS -- Supplementary Aviation Weather Reporting System " @. @# J' C7 VSBGP -- State Block Grant Program 7 Y1 b5 J( x: h) V) \ O5 i9 h SCC -- System Command Center " e+ M4 c, d3 ]+ {9 ]3 y% lSCVTS -- Switched Compressed Video Telecommunications Service 7 F8 g! d% N. `6 D3 L5 VSDF -- Simplified Direction Finding : T, F( r( a) h' J8 C- e9 bSDF -- Software Defined Network ' A2 k9 a! G" w" a# c; v, d$ {SDIS -- Switched Digital Integrated Service & v% Q! `8 n/ w" l+ X( ]SDP -- Service Delivery Point 3 x/ J" d. Y+ g( v5 B! TSDS -- Switched Data Service 9 [' `4 y1 U, C% nSEL -- Single Event Level , d$ I2 _; b& \: FSELF -- Simplified Short Approach Lighting System With Sequenced Flashing Lights @5 L3 Y' O) Q2 [/ L4 sSFAR-- 38 -- Special Federal Aviation Regulation 38 1 B* Y- O/ a( f( a1 b4 f5 S8 ~( X) e SHPO -- State Historic Preservation Officer - T+ C& ?& x- X8 ~& G) PSIC -- Service Initiation Charge - g+ e r; C% D; E" L9 | SID -- Station Identifier . Y* b; h4 C6 e SID -- Standard Instrument Departure + }& N% E: m5 K5 C1 } z# C: \ SIGMET -- Significant Meteorological Information 0 W6 d: n; i/ V. ^; F3 ^9 RSIMMOD -- Airport and Airspace Simulation Model ) f3 T: E3 r/ |$ i9 z+ qSIP -- State Implementation Plan + y- S* O% ^/ Z+ d: i! l( I s SM -- Statute Miles $ S8 @' _% s, N3 G8 k9 oSMGC -- Surface Movement Guidance and Control , S9 y C+ z) ^SMPS -- Sector Maintenance Processor Subsystem # R6 R) l' Y/ `; pSMS -- Safety Management System 5 S' ~0 p. @8 V A' O% b SMS -- Simulation Modeling System * @2 o! ~ N) M- _1 QSNR -- Signal-- to-- Noise Ratio, also: S/N ' n7 S, d& q% iSOC -- Service Oversight Center ]8 E/ ?8 }. J6 }$ v" M9 }/ y SOAR -- System of Airports Reporting ; W# y$ m! \# @) J2 j2 g$ @4 M, g SOIR -- Simultaneous Operations On Intersecting Runways % h( m; X* ]3 P& g2 Q+ fSOIWR -- Simultaneous Operations on Intersecting Wet Runways e2 T4 u6 g! Z6 ~SRAP -- Sensor Receiver and Processor 2 y& |* H, ?. V- ZSSALF -- SSALS with Sequenced Flashers " \8 ~! S w# l- D8 E6 Q: J SSALR -- Simplified Short Approach Lighting System # Q6 k, I5 y! m* U% f' E; sSSB -- Single Side Band * u& i0 g1 }, y, `# M5 f w% |STAR -- Standard Terminal Arrival Route 4 G. e% } T. W( u STD -- Standard % E. c$ n3 ^. ^$ p1 j STMUX -- Statistical Data Multiplexer 2 R0 q( V3 @8 S4 Y. F% B STOL -- Short Takeoff and Landing 9 Z1 M2 m& U$ c# ~5 N* k& B SURPIC -- Surface Picture ) R* g2 d. F6 v' a: B SVCA -- Service A 6 x$ c9 q; G3 P& e7 s2 Y6 T( P* d2 VSVCB -- Service B " Z* K& C+ V, \3 o$ H; L SVCC -- Service C 2 ~9 I! B% i0 K) b% j2 D) j: f% ^ SVCO -- Service O 0 b$ H+ C3 ^, ^' D SVFO -- Interphone Service F (A) % f8 Q5 o, j% a. Q' G. w SVFB -- Interphone Service F (B) 6 n, m# v* A' n) F SVFC -- Interphone Service F (C) + I' Z5 L3 @7 T! @: u8 W. ?: a; b SVFD -- Interphone Service F (D) - D' E* \+ L' v( s5 X( \! {' M% h SVFR -- Special Visual Flight Rules . D( `1 g. d( ~9 ] ! u4 X6 _6 p. B3 G 0 t! \& S4 D9 R7 v T top ; H: _3 s5 ^1 O: b$ E' Q( C! W. o' w6 o/ I( {2 T" L2 i -------------------------------------------------------------------------------- . r; j5 \1 O L% V' FT1MUX -- T1 Multiplexer 4 f8 b) R$ O. O- e# j TAAS -- Terminal Advance Automation System ! u: @( i0 V) h$ ` TACAN -- Tactical Aircraft Control and Navigation 9 Y5 ~# U$ ]/ m1 \0 Y& ETACR -- TACAN at VOR, TACAN only , n' @' Y L; I3 x' y TAF -- Terminal Area Forecast & Z; |7 O8 r8 Y3 pTARS -- Terminal Automated Radar Service 0 A- K0 N2 a2 F4 B TAS -- True Air Speed ) z) b' y9 F; T( B, \/ GTATCA -- Terminal Air Traffic Control Automation % `5 i; I8 \0 d/ N/ i3 k9 f5 q TAVT -- Terminal Airspace Visualization Tool 9 K0 w. V; i/ I5 v- |" T e& c TCA -- Traffic Control Airport or Tower Control Airport 7 @" m- W6 D- ^0 a* p$ Y& \TCA -- Terminal Control Area 0 ^! S# r! R/ y1 r' g$ b& V TCACCIS -- Transportation Coordinator Automated Command and Control Information System 3 T7 K3 k G7 W3 w7 t: g+ P TCAS -- Traffic Alert And Collision Avoidance System # J8 E" \+ D; }9 _. `TCC -- DOT Transportation Computer Center * i/ ]( Y- b4 d6 k+ H7 x. C TCCC -- Tower Control Computer Complex 0 e5 P7 h3 w; OTCE -- Tone Control Equipment ; A. i) K7 J( \* E8 }! b6 b TCLT -- Tentative Calculated Landing Time * C' ?; ~' z$ K- c( f. |TCO -- Telecommunications Certification Officer - l. I. C) w% \- P5 m* o2 w+ VTCOM -- Terminal Communications : Y3 G! I6 q0 q- Z3 J, }% _: q4 @TCS -- Tower Communications System 8 J+ z/ [7 h8 w- m4 G5 d2 B TDLS -- Tower Data-Link Services % d) U5 @0 A% i* N8 q3 cTDMUX -- Time Division Data Multiplexer : v: ]* }1 z h9 W2 m& o% N TDWR -- Terminal Doppler Weather Radar + Z9 N( L7 }# |+ h% VTELCO -- Telephone Company ! J7 q& Q n- S j: Z4 k5 }TELMS -- Telecommunications Management System 2 g# ?' ]% y3 GTERPS -- Terminal Instrument Procedures 4 |) j2 B: u$ a, I2 ?3 {0 o TFAC -- To Facility 0 U" x d8 ^1 }0 T+ i. r TH -- Threshold ( M% x# `8 L5 V/ E6 MTIMS -- Telecommunications Information Management System 1 S- k# u" s* G0 c- @ TIPS -- Terminal Information Processing System 1 Q5 L& ^/ v+ y- `. F% i- l TL -- Taxilane h4 M5 V9 u& CTMA -- Traffic Management Advisor + h& b. F, a. f" Z5 n, gTMC -- Traffic Management Coordinator 2 K5 z# w& d/ o/ i) t) r5 W TMC/MC -- Traffic Management Coordinator/Military Coordinator ' m' x8 \2 z4 g+ d4 @2 Z% qTMCC -- Terminal Information Processing System 7 A8 V: M& {7 ITMCC -- Traffic Management Computer Complex 0 Y- j! N2 t% N. a8 A9 | ^, k TMF -- Traffic Management Facility 3 z8 T/ f+ |% L" u7 dTML -- Television Microwave Link 2 h6 D, k8 a& W8 U. f' a TMLI -- Television Microwave Link Indicator / n' b& z/ U n4 m* o1 A3 j2 W TMLR -- Television Microwave Link Repeater , d% K2 B1 P) K, VTMLT -- Television Microwave Link Terminal 6 R2 z% i' ~' g% V6 k: f4 FTM&O -- Telecommunications Management and Operations ' g. b" s) m- r5 @ TMP -- Traffic Management Processor % p* d6 U, N0 l5 e3 l! i! c TMS -- Traffic Management System ' x- D/ u& @$ \9 c TMSPS -- Traffic Management Specialists 6 ~0 r k# H5 s S2 b TMU -- Traffic Management Unit 2 h% z2 `* y, r4 q& G TODA -- Takeoff Distance Available 0 ?1 C1 _: y1 `* m% v. U TOF -- Time Of Flight 0 N1 M. G- V* w6 p+ [4 d8 ?TOFMS -- Time of Flight Mass Spectrometer & r4 h4 ~& m R) T TOPS -- Telecommunications Ordering and Pricing System (GSA software tool) ! ]. _: k8 ]- z M) M TORA -- Take-off Run Available " I, t9 v, P/ O- pTNAV -- Terminal Navigational Aids u* D$ D( ]; c2 Z TR -- Telecommunications Request ' p$ V* h7 E( [/ ]' F TRACAB -- Terminal Radar Approach Control in Tower Cab ' F9 \7 |0 n: [& d; z! Z s0 }TRACON -- Terminal Radar Approach Control Facility : m6 E- [% K( c8 D8 k. f TRAD -- Terminal Radar Service , R( W# L9 [7 a/ U6 |( G TRB -- Transportation Research Board / b: @* O5 T0 O8 T, E, D0 ZTRNG -- Training 7 v2 g0 P. ~, s# J TSA -- Taxiway Safety Area 0 o, ~- m+ n& _ TSEC -- Terminal Secondary Radar Service 8 r6 z% k3 n4 U4 G7 P9 ~3 y5 PTSP -- Telecommunications Service Priority ; j0 B. z3 Q8 t4 N# l7 ]' s1 t TSR -- Telecommunications Service Request 0 _2 N( M, L/ \- P TSYS -- Terminal Equipment Systems ( j+ _4 D: J9 l; Q$ ?TTMA -- TRACON Traffic Management Advisor 7 Y) i! P7 J; j1 j8 X0 oTTY -- Teletype + [+ b& a* A; _2 ~, K6 p% V/ v TVOR -- Terminal VHF Omnidirectional Range 3 f, @/ Z& Q1 ?& ]/ }8 z2 A$ aTW -- Taxiway 0 G4 @. c) b5 D e/ V) e7 d TWEB -- Transcribed Weather Broadcast ) f. v" w+ D+ J. J: r9 x8 ~ TWR-- Tower (non-controlled) 2 o' ]0 z2 y& d1 n% hTY -- Type (FAACIS) * _. f7 l: r ^3 S# {3 R* c# j& _3 X ! {! t/ l O ^) @7 {1 c! oU top , C( {. j, l! S' P* |# o" f% ^) v5 P) e1 E+ \! x3 M --------------------------------------------------------------------------------$ p% G1 O5 i9 i6 r UAS -- Uniform Accounting System 9 ~; H/ U1 e0 \2 `3 W$ x/ a2 QUHF -- Ultra High Frequency 2 L5 @* `8 M; T0 rURA -- Uniform Relocation Assistance and Real Property Acquisition Policies Act of 1970 * \' W6 \, A& W hUSAF -- United States Air Force 0 [/ c( ^2 G6 K4 ~8 a; ~+ E- T$ tUSC -- United States Code . M* K( D m7 g6 T) Y! u! b$ b3 g USOC -- Uniform Service Order Code # E7 q& G) [3 U( c" |! L8 ]) e2 p' g8 ]% t 8 W' X6 b% L- ]1 x1 J3 ]/ o V top 4 c- T( M3 y4 A 7 g- z8 p( ?$ u" I* s9 P% V -------------------------------------------------------------------------------- - V- B+ k7 z6 H s& m) G) j1 ~VALE -- Voluntary Airport Low Emission * y# e' d) D# Y( s3 E/ T N3 U VASI -- Visual Approach Slope Indicator 5 n4 ?# e4 X P' |. c0 X. L& `VDME -- VOR with Distance Measuring Equipment 2 f F5 W' A7 ~, P) Q8 r/ C5 N+ ?VF -- Voice Frequency ! R" H8 L7 K+ T* t u( fVFR -- Visual Flight Rules 2 f& b+ h5 a4 PVHF -- Very High Frequency ' h' z+ r9 z2 w- gVLF -- Very Low Frequency + L h3 P1 t2 M5 d4 H @VMC -- Visual Meteorological Conditions % S9 P& B" p4 A& P! k' `2 ~VNAV -- Visual Navigational Aids 4 s! H, v8 | [% EVNTSC -- Volpe National Transportation System Center + b+ n, v$ x% u) y VON -- Virtual On-net 2 k$ k# h9 }, a) v0 f0 j VOR -- VHF Omnidirectional Range 8 _. W. z+ Z6 \5 i0 a% o2 r4 ]; ?VOR/DME -- VHF Omnidirectional Range/Distance Measuring Equipment 4 V8 K- n& J2 W- R VORTAC -- VOR collocated with TACAN % A1 u8 d& x% @3 J1 f/ pVOT -- VOR Test Facility 0 ^9 G8 s3 F6 x1 m# g% I' F VP/D -- Vehicle/Pedestrian Deviation 9 O6 T E$ D5 _4 y VRS -- Voice Recording System / L+ i: R0 m0 z J VSCS -- Voice Switching and Control System 6 O* g4 J7 x' u" j) c5 F$ n/ wVTA -- Vertex Time of Arrival ! L6 k: a5 N" Y* XVTAC -- VOR collocated with TACAN 8 A$ x( a! j, {, Z$ ` VTOL -- Vertical Takeoff and Landing 5 M' U0 i+ E( Q9 m5 K) J. {1 |' QVTS -- Voice Telecommunications System 8 h0 B9 [5 D9 `+ A ( r. f5 `( ~0 q5 n2 F t ~ b . a8 _9 g# P: o# X: k5 Z0 RW top 5 n2 P' u$ Y' O0 {( j 5 P" p! c! y- i; e; h-------------------------------------------------------------------------------- 4 |/ P; O: ~8 j" T* L% v& mWAAS -- Wide Area Augmentation System 9 a' M1 R+ ]. c7 G, s- \% g r0 K WAN -- Wide Area Network / O. N" h$ Q5 o WC -- Work Center 0 Z! {6 c# l# V+ k* x% Y& {, ?) s) w WCP -- Weather Communications Processor : [. c. w' z; d q0 _WECO -- Western Electric Company & C& v+ D- T1 F/ B4 |( } WESCOM -- Western Electric Satellite Communications 9 j2 G! ~; e2 j' D WMSC -- Weather Message Switching Center + a/ O$ G6 ?. f3 g! v) e: jWMSCR -- Weather Message Switching Center Replacement ' y& r7 }0 H/ H* c9 b+ D( L: E" oWSCMO -- Weather Service Contract Meteorological Observatory ( T/ _/ j: @+ B H& A WSFO -- Weather Service Forecast Office * P; e; Q) [2 {. O WSMO -- Weather Service Meteorological Observatory * U. A4 X/ A1 q0 I9 \6 c) Y6 f. u WSO -- Weather Service Office ' x: ]% `6 L L8 E7 O: b* h eWTHR -- "Weather" / H# z4 N/ {& s1 T& C! p. C. P WX -- Weather 0 R& t! ?8 V1 \" d; s 3 _, I7 u2 |; W1 ^% ~1 Y 2 u5 Q( d9 ?( v9 m: R XX top 3 u9 u9 }! g' [; H v' c: ~( p Y& N" i8 ~/ ^9 w R, i-------------------------------------------------------------------------------- * @: r O& q; F7 w' k/ x6 U# w2 T3 }' D6 N! p 3 u; p. w. t9 D# J 3 { I/ B4 v9 O3 Z- g7 x( [! { Y top ' g2 h5 m) |! \6 T : H5 Y# G' A9 W1 k. _ -------------------------------------------------------------------------------- ) ]% r- z3 {% V) _$ j! z; C ' g& c M' O6 b) n) D & U$ w/ p$ n' u9 `: a 9 G9 ^& S; b* k' u, x) u0 P6 y Z top 7 }8 G% r9 N% I4 K ( z4 g& p6 _7 A/ T7 l --------------------------------------------------------------------------------




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