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CCTS
CCTS 1 Co-ordinating Committee for Telecommunications
by Satellite.
2 Cabin cordless-telephone system.
3 Combat Crew Training Squadron (USAF).
CCTV 1 Closed-circuit TV.
2 Colour cockpit TV;’ S adds sensor.
3 Crew/cargo transfer vehicle.
CCTW Combat Crew Training Wing (USAF).
CCTWT Coupled-cavity travelling-wave tube.
CCU 1 Cockpit, communications, central, cursor or
common control unit; TSD adds tactical-situation
display.
2 Control and compensation unit.
CCV 1 Control-configured vehicle.
2 Command and control vehicle.
3 Chamber coolant valve.
CCW 1 Counter-clockwise.
2 Circulation-controlled wing.
CCWS Common controller workstation (CAATS/
MAATS).
CD 1 Certification demonstration.
2 Concept demonstration.
3 Clearance delivery (US, not UK).
4 Controlled-diffusion.
5 Convergent/divergent.
6 Cycle-dependent.
7 Capacitor-discharge.
8 Cold.
9 Compact disk.
10 Circular dispersion.
11 Civil Defence (UK, WW2).
12 Chrominance difference.
13 Carrier detect.
14 Coast Defence (RAF 1926 - c40).
Cd Cadmium.
cd Candela(s).
Cd, C d Total drag coefficient.
Cd 0 Zero-lift drag coefficient.
CD-2 Common digitiser 2 (FAA).
CDA 1 Centre for Defence Analyses (UK).
2 Controlled-diffusion aerofoil.
3 Concept-demonstration aircraft.
4 Continuous-descent, or constant descending,
approach, or arrival.
5 Cognitive decision-aiding.
6 Co-ordinating design authority.
7 Cruciform detector array.
8 Contrôle d’Aérodrome [international title of FSS1].
C/DA Climb and dive angle.
CDAA Circularly disposed aerial (antenna) array.
CDAI Centre de Documentation Aéronautique
Internationale.
CDAT Critical-defect assessment technology.
CDB 1 Cast double-base rocket propellant, allows casebonding,
varied formulation and charge configuration,
low smoke emission etc.
2 Central [ATC] data bank, or base.
3 Common database [often preceded by CE4].
CDBP Command Data Buffer Program (USAF).
CDBR Cabin databus repeater.
CDC 1 Course and distance calculator.
2 Concorde Directing Committee (Comité Direction
Concorde).
3 Cour des Comptes [general accounting office] (F).
CDP
4 Cabin-display computer.
5 Centre[s] for Disease Control and Prevention (US).
CDCN Controller of Defence Communications Network
(UK).
CDD Credible delicious decoy.
CDDT Countdown demonstration test.
CDE 1 Chemical Defence Establishment (UK).
2 Concept development effort.
CDF 1 Clearance delivery frequency.
2 Core-driven fan [s adds stage].
3 Core-distributed interactive-simulation facility.
CDF Drag coefficient for zero lift.
Cdf Fuselage drag coefficient.
CD5B Colour-coded 5-bar approach light system.
CDFNT Cold front.
CD fric Frictional drag coefficient, usually close to CDF.
CDFS Core-driven fan stage.
CDG Configuration-database generator.
CDH Constant delta height.
CDI 1 Course-deviation indicator.
2 Collector diffusion isolation.
3 Capacitor-discharge ignition.
4 Compass director indicator.
5 Collateral duty inspector (US).
6 Chief of Defence Intelligence (UK).
7 Classification, discrimination and identification.
CDi Coefficient of induced drag.
CDIP Continuously displayed impact point (HUD).
CDIRRS Cockpit display of IR reconnaissance system.
CDIS Central control function display.
CDIU Circuit-mode data interface unit.
CDL 1 Configuration data list (JARs).
2 Chief of Defence Logistics (UK).
3 Common datalink.
4 Cabin-discrepancy log.
CDL, C DL Lift-dependent drag coefficient, sub-critically
equal to induced-drag coefficient.
CDM 1 Collaborative decision-making.
2 Clean development mechanism.
3 Control display and management.
CDMA Code-division multiple-access.
CDMATC Collaborative decision-making ATC.
CDMC Cranfield Disaster-Management Centre (UK).
CDmin, CD min Minimum drag-coefficient.
CDMLS Commutated-Doppler microwave landing
system.
CDMS CDM1 and CDM3 system.
CDMT Central design and management team.
CDMVT ‘Cadbury’s Dairy Milk, very tasty’, one of
countless mnemonics, in this case meaning course→
deviation→magnetic→variation→true (RAF WW2).
CDN 1 Co-ordinating message (ICAO).
2 Certificat de Navigabilité (C of A, F).
CDNU Control, display and navigation unit (helicopter).
Cdo Commando (Unit).
CDOPS, C-dops Coherent-Doppler scorer.
CDP 1 Central data processor.
2 Countermeasures dispenser pod.
3 Critical decision point.
4 Chief of Defence Procurement (UK).
5 Contract-definition phase.
6 Concept-demonstration phase, or program[me].
7 Cockpit-display player (F-22).
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