Commonly used abbrevations in Radar
AAI Air-to-Air Intercept; militärisches Abfangen in der Luft;
Air-to-Air Interrogator Secondary radar (on-board interrogator)
ADT Automatic Detection and Tracking
AESA Active Electronically Scanned Array
AEW Airborne Early Warning
AFC Automatic Frequency Control
ASR Airport Surveillance Radar
ATC Air Traffic Control
ATZ Aerodrome Traffic Zone
BITE Buildt In Test Equipment
BSD Blind Spot Detection
CFA Cross-Field Amplifier (Amplitron)
CFAR Constant False Alarm Rate
CHIRP Compressed high-resolution pulse
CMOS Complementary Metal-Oxide Semiconductor
COHO Coherent Local Oscillator
CORDS Coherent On Receive - Doppler System
COTS Commercial Off The Shelf (Equipment)
CPPA Cylindrical Polarimetric Phased Array
CRT Cathode Ray Tube
DOA Direction of Arrival
DPDPS Dual Purpose Digital Processing System
DTM Digital Terrain Model
DUT Device Under Test
DWG Digital Waveform Generator, circuit in which the waveform of transmission pulse is generated from a memory content.
ECC Error Correcting Code
ECCM Electronic Counter-Countermeasures
EIRP Effective Isotropic Radiated power
ELINT Electronic Intelligence
EMPAR European Multifunction Phased Array Radar
EMV Electromagnetic Vulnerability
EPM Electronic Protective Measures
ESA Electronically Steerable Array
ESM Electronic (Warfare) Support Measures
ETP Equivalent Transmitter Power
FAR False Alarm Rate
FCC Fault Collection Unit
FCW Forward Collision Warning
FMCW Frequency Modulated Continuous Wave
FSK Frequency Shift Keying
FTC Fast Time Constant (Rain Reject)
GCA Ground-Controlled Approach
ICAO International Civil Aviation Organization
IF Intermediate Frequency
IFF Identification Friend or Foe military secondary radar, interrogator for weapon control.
ISL Integrated sidelobe level the ratio of power integrated over sidelobes to the total mainlobe power
ISR Intelligence, Surveillance, and Reconnaissance
JISR Joint Intelligence, Surveillance, and Reconnaissance
LO Local Oscillator;;
Low Observability.
LPI Low Probability of Intercept
LRU Line-Replaceable Unit, auch Lowest Replaceable Unit
MDS Minimum discernible signal
MEMS Micro-Electro-Mechanical System
MMIC Microwave Monolithic Integrated Circuit
MSSR Monopulse Secondary Surveillance Radar
MTBCF Mean Time Between Critical Failures, A reliability figure expressed in averaged time.
MTBF Mean Time Between Failures
MTTR Multi Target Tracking Radar.
OTH Over-The-Horizon.
PA Power Amplifier
PESA Passive Electronically Scanned Array
POD a streamlined compartment under the wings or fuselage of an aircraft
PRF Pulse Repetition Frequency
PRN Pseudo-Random-Noise
PSL Peak sidelobe level the ratio of the energy in the largest time sidelobe to the energy in the main impulse
PSR Primary Surveillance Radar
RADAR Radio Detection and Ranging
RAM Random Access Memory;
Radar Absorbing Material;
Rolling Airframe Missile;
Reliability, Availability and Maintainability
RASS Radio acoustic sounding system Kombination aus Radar und Sonar, meist als Wetterradar verwendet;
Radar Analysis Support System Measurement tool for Radar systems.
RBW Resolution Bandwidth
RDF Range and Direction Finding
RS Ramp Slope
RWR Radar Warning Receiver
RX Receive, Receiver
SAM Surface-to-Air Missile
SIF Selective Identification Feature more civil secondary radar, possibility to identify aircraft for air traffic control.
SPI Serial Peripheral Interface;
Special Purpose Identification
SSPA Solid-State Power-Amplifier
SSR Secondary Surveillance Radar
STALO Stable Local Oscillator
STAP Space-Time Adaptive Processing
SWaP low-Size, Weight, and Power - radar
T/R Transmit/Receive
TBP Time-Bandwidth Product a special parameter for chirp-radars
TMA Terminal Manoeuvring Area
TRM Transmitter-Receiver Module
TX Transmit, Transmitter
ULA Uniform Linear Array
UWB Ultra Wideband
VCO Voltage Controlled Oscillator
WFG WaveForm Generator generates the transmitting signal on an IF- frequency.