1Dk4eXg

RADS, Rads
RADS, Rads Retardant aerial delivery system.
rad/s Radians per second.
RADU Range and azimuth display unit.
RAE 1 Royal Academy of Engineering [London SW1P
3LW] (UK).
2 Royal Aerospace (until 1988 Aircraft) Establishment
(MoD PE), later called DERA Farnborough, now
defunct. Britain’s greatest aeronautical research centre, at
Farnborough, Hampshire; in 1912 called Royal Aircraft
Factory, 1918 Royal Aircraft Establishment, in 1988
Royal Aerospace Establishment, now closed; an outstation
opened as RAE Bedford in 1955.
RAeC Royal Aero Club, founded 20 October 1901 as
The Aero Club of Gt Britain, prefix Royal 15 February
1910, GB changed to UK 2003, numerous affiliates
[office, Leamington Spa, CV31 1UT] (UK).
RAeS Royal Aeronautical Society, founded 12 January
1866 as the Aeronautical Society of Gt Britain, prefix
Royal 1913, main affiliates HAGB, IAeE, SLAET
London W1V 0BQ.
RAEng Royal Academy of Engineering [London SW1P
3LW] (UK).
Raevam RAE variable-aerofoil mechanism; infinitely
adjustable flexible leading edge.
RAF 1 Royal Aircraft Factory [1912–18](UK).
2 Royal Air Force.
3 Recursive adaptive filter.
4 Requirements analysis folder.
RAFA The Royal Air Forces Association [1943–, office,
London W4 3RX] (UK).
RAFBF Royal Air Force Benevolent Fund;[founded
October 1919, office London W1B 1AR.] (UK).
RAFBFE RAFBF Enterprises, the Fund’s commercial
arm [office, Fairford, Glos.] (UK).
RAFC 1 Regional area forecast center/centre.
2 RAF College [Cranwell, Lincs.]
RAFCS Redesignated AFCS.
RAFES RAF Escaping Society, charity for assisting
those who helped Allied aircrew evade or escape capture
in WW2.
Rafic Radar and flight-information capture (noisemonitoring
software).
Rafis Radar-assisted flight-information service.
RAFL Rainfall.
RAFO Reserve of Air Force officers (UK).
RAFs Rubidium atomic frequency standard.
RAFSEE RAF Signals Engineering Establishment
(Henlow).
RAFSPA RAF Sport Parachute Association, office,
Weston-on-the-Green, Oxon (UK).
Rafts Reconnaissance/attack/fighter training system
(USAF).
RAG 1 Replacement Air Group, supplying aircrew to
carriers (USN).
2 Runway arrester gear.
3 Ragged cloud.
4 Range/azimuth gating.
rag and tube Constructed from tubing, with fabric
covering (US, colloq.).
RAGS Mixed rain and hail.
rag-wing Fabric-covered aircraft (US, colloq.).
RAHE Ram-air heat-exchanger.
RAHR Royal Artillery Hebrides Range (UK).
rain static
RAI 1 Registro Aeronautico Italiano; national licensing
authority [office, I-00187 Rome] (Italy).
2 Runway alignment indicator (ICAO).
3 Remote attitude indicator.
4 Regional Airspace Initiative.
5 Radio-altitude [or altimeter] indication [or indicator].
6 Reconnaissance/attack interface.
7 Ram-air inflation.
8 According to AIDU, “automatic information transmitter.”
RAID 1 Redundant array of independent disks.
2 Rapid alerting and identification display.
3 Rapid aerostat initial deployment (USA).
4 Real-time adversarial intelligence and decisionmaking
(Darpa).
Raider Replacement advanced intelligent dual ejector
rack.
Raidrs Rapid attack identification detection and
reporting system [satellites] (USAF)..
Raids, RAIDS 1 Rangeless airborne instrumented
debriefing system, see Urits.
2 Radar airborne intrusion detection system.
RAIL Runway alignment indicator light[s]; S adds
system (FAA).
rail Launcher on ground or aircraft mount for missile
requiring support and/or guidance while accelerating.
rail antenna T/R or receive only antenna having the
form of a long straight rod aligned with the aircraft
longitudinal axis.
rail-drive airbridge Can move in/out telescopically, and
in vertical plane, but not in azimuth.
rail garrison basing Deployment of ICBM (LGM-118A)
units wholly contained within US railroad trains.
railgun General term for family of actual or possible
space weapons whose projectiles are accelerated by EM
effects.
rail launch See rail.
RAILS See RAIL.
RAIM Receiver autonomous integrity monitor(ing).
Rain Reduction of airframe and installation noise.
rain Precipitation in form of water droplets making
noticeable individual impact, diameter roughly 1 to
5.5 mm.
rain band Spiral cloud area of tropical revolving storm
where there is heavy rain.
rainbow(ing) Appearance in laminated transparency of
multicoloured (spectral) stress patterns.
rainfall Term for radioactive precipitation from basesurge
clouds after underwater NW burst (DoD).
rain gauge Various forms of precipitation gauge
designed primarily for measuring fall of water droplets,
usually by funnelling fall over known area into calibrated
container.
rain ice Most dangerous airframe icing; similar to glaze
ice and caused by supercooled raindrops which take
sufficiently long to freeze for flowback to be extensive.
rain loop See drip flap.
rainmaking See seeding (2).
rain-out 1 Removal of solid particulate pollution by
rain.
2 Radioactive material in atmosphere brought down by
precipitation and present on surface (DoD).
rain static Radio interference believed to be caused by
rain bearing electrostatic charges.
542