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MDA GLOSSARY, VER. 4.0 U2 I; ` _: q9 f; a* H1 L
314. s8 |( \5 B$ o/ }& j# f+ c
USLANTCOM United States Atlantic Command (Now see USACOM).- R1 x9 Z I5 [1 {, c
USLANTFLT U.S. Atlantic Fleet.
% j* ~" C% x5 PUSMAR-0 @% l/ s& m' G* G' x- }
FORCENT
/ H% U, C4 t/ H9 e3 _5 cU.S. Marine Component, U.S. Central Command.3 Q; \6 \, ?# k
USMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command.3 _& ?, R M9 o' j. I
USMAR-FORPAC U.S. Marine Component, U.S. Pacific Command.
1 w6 C" W) V, y$ N4 d1 J/ NUSMC United States Marine Corps.! A% ?/ W0 N$ G
USMCR United States Marine Corps Reserve.
& i- D* A M- X! N. }; y9 P/ MUSMILREP U.S. Military Representative.
3 g8 L# M" `1 }# o' i. D( \7 zUSN United States Navy.
, p d5 S: Q% N J, ]$ u& MUSNAVCENT U.S. Naval Forces, U.S. Central Command.5 m2 Q4 P9 Y- P3 I& ~1 x! t
USNAVEUR U.S. Naval Forces, U.S. European Command.
5 }8 P% ]) I9 }" z$ DUSNIP U.S. Naval Institute Proceedings.+ a, L3 U& F0 H- Z" @9 ?
USNO U.S. Naval Observatory./ L. \6 l4 L6 D7 V I! T% j
USNPGS U.S. Naval Post-Graduate School.: o- G; b, I: O4 v; C% V5 Q
USPACAF U.S. Air Forces, U.S. Pacific Command.
/ m* ~2 F: x( L3 B. L; u3 L6 FUSPACFLT US Pacific Fleet.. f; N$ K3 k. i) g
USPACOM United States Pacific Command, Pearl Harbor, HI.
& v, v7 A' Q4 [4 _; `* Q2 p" d& |USREPMC U.S. Representative to the Military Committee (NATO).5 q8 ^ [1 m, D
USSC United States Space Command.
, m1 H, E8 }4 |* [3 k- ~( hUSSOCOM United States Special Operations Command, Tampa, FL.
P+ l2 ] l% i7 r6 h3 R7 t& ^, D( nUSSOUTHCOM United States Southern Command, Panama Canal Zone, Panama.
! B8 k, \6 b7 |/ l8 d( e( CUSSPACECOM See United States Space Command.
2 N* B0 V/ D! A& LUSSS United States Secret Service.' \! a4 n B9 O& O6 T, W
USSTRATCOM See United States Strategic Command.
- O. G* ^6 ]& G2 G3 AUSTA United States Telephone Association.5 u @! s9 d( S3 j; b$ e' D0 F6 J
USTRANSCOM See United States Transportation Command. z+ m$ ~& ?: @+ w; I3 G# z% h
UT Universal Time.% n* Z M* R3 P! \
UTC Unit Type Code.
! {3 i, h% j: z3 B0 UMDA GLOSSARY, VER. 4.0 U
9 O- C9 P) d5 z' e9 R315
* W2 v* Z' B& [- p' b2 Z# ~% \UTM Universal Transverse Mercator.
4 v, E8 C; X+ V6 \ hUTTMDS Upper Tier Theater Missile Defense System. See THAAD System.
9 J) ^: x0 ]% i2 J: ]UUT Unit Under Test (ILS term).
9 O3 V0 _- t; X) \4 {UV Ultraviolet.
8 d: p4 v! M! c* }: L9 J, LUV Electro-
% g+ G4 O% Q$ i2 QOptics
5 M. X! G0 `; r+ ~" T' dTechnologies/techniques employed by optical sensors in the wavelength
: @; r7 T0 c5 T, a5 T, ^spectrum shorter than visible (e.g., less than 4,000 A).
9 g& b7 [/ Y: o( q; n( n2 i9 ~UVPI Ultraviolet Plume Instrument." i9 J5 u5 |9 }6 a/ x; P
UW Unconventional Warfare.
2 H; J; r4 \4 D1 k! PMDA GLOSSARY, VER. 4.0 V
& P' e( ?% U9 O5 I3 ]. w: g316( z# a4 D/ Q7 d' P0 n2 U# a
V Volt.! W5 w8 R- g8 A6 O; u
V&H Vulnerability and Hardening.
' q1 o, f; N! e/ ^ A6 `# aV&V Verification and Validation. (See Verification, Validation, and IV&V.)
8 ~8 U7 Y+ x- B7 i8 EV/STOL Vertical Short Takeoff and Landing [aircraft].! x9 v8 W6 M4 Z l r
VAFB Vandenberg Air Force Base, CA.; ?6 T' J$ k' D9 f2 v- ?
Validation Confirmation that the processes and outputs from a test resource parallel real
. H' Y6 @; e0 R* L7 N* b/ g+ b. Zworld processes and are realistically sensitive to change in the environment,; c6 ]0 {/ w9 r; }) [" n
tactical situation, system design, tactics, and threat.
# r: Q5 W" H G& N: R4 J! d4 Z% P3 VVAMOSC Visibility and Management of O&S Costs.
/ V/ C" r( F4 w5 oVAR Visitor Access Request.* l1 f8 i0 ?( ]1 |* y
Variability The manner in which the probability of damage to a specific target decreases, m0 q9 s- F' h q
with the distance from ground zero; or, in damage assessment, a mathematical6 _6 R, N# Q2 q L9 L9 m: ^
factor introduced to average the effects of orientation, minor shielding, and
: r# J& R# ~( B1 i1 \* Duncertainty of target response to the effects considered.
9 E7 H1 f& x3 r# @* p6 [VBO Vertical Burn-Out (velocity).6 h5 E7 R6 p* | h* d+ B/ s1 ^
VCC Voice Communications Circuit.
! S! p$ `- a# i' T2 M4 RVCRM Verification Cross Reference Matrix.
$ s' @' u' ^* i% B2 G/ R4 LVCS Voice Communications System.; w1 s0 w: F9 F7 h' Q+ ?
VDC Volts Direct Current.
* D8 X3 M0 I m* | _9 j) VVDD Version Description Document." U7 m% }) [7 D4 u) D/ t5 ?
VDU Visual Display Unit.
. ^; ?% Z0 N' K& b# n; hVE Value Engineering.! \9 m) ~; _ h# Y
VECP Value Engineering Change Proposal.+ O0 v2 P0 M9 s7 b" F
Verification (1) Confirmation that all data inputs, logic, calculations and engineering
/ J! d6 y* @' g% prepresentations of a T&E resource accurately portray the characteristics,
3 {, V6 Q- ?" O2 R2 ccalculations, logic, and interactions of the system under evaluation.
7 a: n/ I" g, a(2) The process of evaluating a system or component during or at the end
% a' i3 p$ ]( q$ J+ {( ]8 Nof the development process to determine whether it satisfies specified! y) ]2 J4 _& H, g, [4 j" |
requirements.
( Y( _% h0 [% P3 uVESA Video Electronics Standards Association.+ t" }( t0 V4 E1 j, ]. x
VFR Visual Flight Rules.
w6 e9 q s0 c n4 K8 R, YVGA Video Graphics Array (Telecomm/Computer term).5 `- Z4 m5 q" X2 |
VHF Very High Frequency.1 I/ j! ^7 H/ A+ S3 M5 L
VHSIC Very High Speed Integrated Circuit.2 N, [/ s' c( q/ g7 c/ W- ]! q5 `
MDA GLOSSARY, VER. 4.0 V
( R J; F5 l( A317* M0 c: f$ X7 }
VIDS Vehicle Integrated Defense Software (USA term).. H& k( w7 B; a7 }6 y: Y
VIGILANTE Viewing Image/Gimbaled Instrumentation Lab-Analog Neural Three-D
) M0 o: i. W$ T" {& n, uExperiment. VIGILANTE involves building a small computer (ANTE) offering 1/12
. n8 q* o% q; T; V6 A+ P+ XOperation Per Second (OPS), using a mixture of experimental three-dimensional
& Z0 X9 Y7 K' i8 T" e, p8 `8 Ccircuitry and commercial components. Project also demonstrates VIRGIL, a
5 m6 e! `6 J; U2 `6 y4 f! _gimbaled airborne sensor with visible, experimental UV and quantum-well IR- p3 }- l$ {/ K* v% R3 ]
cameras capable of tracking targets that can be detected, identified, and2 a8 w$ B; x" U* S$ K9 y& l$ i
precision-tracked with the ANTE processor.6 ^" E" l4 U o
VIM Vibration Isolation Module.
6 t+ W5 N+ `" U; NVINSON Encrypted Ultra High Frequency Communications System.
/ C0 a3 V! A& X2 j. }6 R& CVIS Visible.
, p* u' ^& W/ r9 S$ l. k" hVIS/UV Visible/Ultraviolet., k" {* t' Z2 G
Visibility Range
% D" ?; L# b( ~(or Visibility) A% [* {" X. ?$ R% x* x
The horizontal distance (in kilometers or miles) at which a large dark object can
3 @( Q. k, O; i$ Sjust be seen against the horizon’s sky in daylight. The visibility is related to the | P: F# u2 w# \) R( q, b
clarity of the atmosphere ranging from 170 miles (280 kilometers) for an8 b' q$ \, e& w6 Q$ T% M4 L* J
exceptionally clear atmosphere to 0.6 mile (1.0 kilometer) or less for dense haze! z. }6 L& J- s+ }- P
or fog. The visibility on an average clear day is taken to be 12 miles (19) H( a) ]$ s% P: D
kilometers).
: z6 S1 e4 I f. nVisible Electro-
1 {/ X) Y0 z {1 x! l4 KOptics
+ z) O: k/ o) d* j# sTechnologies/techniques employed by optical sensors in the visible portion of
0 Z5 T; c; y$ P! U: Ithe wavelength spectrum.& u! l6 t$ H: l
VLAR Vertical Launch and Recovery (UAV JPO term).
/ U+ d) j! m4 [, W, S4 [5 @VLF Very Low Frequency.
$ _( W; ]# b! p0 qVLOS Vertical Line of Sight. |
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