2D	Two-dimensional
AoA	Angle of Arrival
ADC	Analog to Digital Converter
AGC	Automatic Gain Control
ASV	Array Steering Vector
Az	Azimuth
BB	Base Band
BW	Bandwidth or Beamwidth
CBSA	Cavity Backed Spiral Antenna
CS	Compressive Sensing
DF	Direction Finding
El	Elevation
EM	Electromagnetic
EpSec	Epoch Second
ESPIRT	Estimation of Signal Parameters Via Rotation Invariance Techniques
FFT	Fast Fourier Transform
FOV	Field of View
H/V	Horizontal/Vertical
IF	Intermediate Frequency
IG	Information Geometry
LO	Local Oscillator
LOS	Line of Sight
M&S	Modeling and Simulation
MIMO	Multiple-Input Multiple-Output
MUSIC	Multiple Signal Classification
NF	Noise Figure
PC-PC	Phase-Continuous and Phase-Coherent
PRF	Pulse Repetition Frequency
PW	Pulse Width
PXIe	PCI Express Extension for Instrumentation
RESM	Radar Electronic Support Measures
REW	Radar Electronic Warfare
RF	Radio Frequency
RF HF-M&S	RF High-Fidelity M&S
RMSE	Root Mean Square Error
RPM	Revolutions per Minute
RSA	Randomly Spaced Array
Rx or RX	Receiver
SNR	Signal to Noise Ratio
SOI	Signal of Interest
STK	System Tool Kit
SVE	SystemVue
TAR	Target Tracking Radar
TS	Time Slot
TTR	Target Tracking Radar
Tx or TX	Transmitter