Data Link A.system.that.allows.exchange.of.digital.data.over. an.RF.link..ATCSS.is.a.data.link.system.used.by.
the air traffic control system. ACARS is a data
link.system.used.by.airline.command,.control.and. management.system.,.using.VHF.communication.
frequencies.
D-ATIS Digital.Automatic.Terminal.Information.System
DAU ( 1 ) Data Acquisition Unit . (.2.).DBS.Antenna.Unit
DB Database
dB Decibel
dBA Decibels.Adjusted
DBi (.1.).Decibels.above.isotopic.circular.
(.2.).Decibels.referenced.to.an.isotopic.antenna
DBI Downlink Block Identifier
dBm Decibel(s).below.1.milliwatt
DBMX Database.Management.System
DBS Direct.Broadcast.Satellite
DBw Decibels.referenced.to.1.watt
dBW Decibel-Watts
DBU Database.Unit
DC Direct.Current
DCA Display.and.Crew.Alerting.system
DCAS Digital.Control.Audio.System
DCB Demand.and.Capacity.Balancing
DCD Double.Channel.Duplex..A.communication.
system.using.two.RF.channels,.one.channel.for.
receive.and.one.channel.for.transmit.operations,.
for.simultaneous.communication.
DCE Data Communications Equipment
DCGF Data.Conversion.Gateway.Function
DCL Departure.CLearance
DCMF Data.Communication.Management.Function
DCMS Data.Communication.Management.System
DCN (.1.).Design.Change.Notice..
(.2.).Document.Change.Notice..
(.3.).Drawing.Change.Notice
DCP Display.Control.Panel:.Used.to.operate.modes.of.
EFIS.system.
DCS Double.Channel.Simplex..A.communication. system.using.two.RF.channels.for.non-simultaneous communication. One channel is.disabled.while.the.other.channel.is.used.to. transmit.
DCU Data.Concentrator.Unit
DCV Directional.Control.Valve
DD (.1.).Data.Delivery.. (.2.).Data.Dictionary
DDA (.1.).Digital.Differential.Analyzer.. (.2.).Distance.Data.Adapter
DDD Dual.Disk.Drive
DDI Direct.Dial.Indicator
DDIB Decoder.Digital.Interface.Box
DDM Difference.in.Depth.of.Modulation,.a. measurement.used.in.conjunction.with.ILS. signals.
DDP Declarations.of.Design.and.Performance..A. control document required by the United Kingdom Civil Aviation Authority (CAA) for certification of avionics equipment.
DDR Draft.Document.Review
DDS Direct.Digital.Synthesizer
DDT Downlink.Data.Transfer
DDTC Data.Link.Delivery.of.Expected.Taxi.Clearances
|
