Navigation Instruments Year 1 Term 2 Final Exam Preparation

RADAR

Radio Detection and Ranging

ARPA

Automatic Radar Plotting Aid

EPS

Electronic Positioning System

RF Energy

Radiofrequency Energy

CRT

Cathode Ray Tube

PPI

Plan Position Indicator

IMO

International Maritime Organization

EBL

Electronic Bearing Line

HL

Heading Line

PRF

Pulse Repetition Frequency

PRI

Pulse Repetition Interval

CPU

Central Processing Unit

RF

Radio Frequency

TB

True Bearing

T/R

Transmit/Receive

AFC

Automatic Frequency Control

STC

Sensitivity Time Control

FTC

Fast Time Control

PI Lines

Parallel Index Lines

VRM

Variable Range Marker

EBL

Electronic Bearing Line

HBW

Horizontal Beam Width

EPA

Electronic Plotting Aid

ATA

Automatic Tracking Aid

MARPA

Mini-ARPA

STW

Speed Through Water

SOG

Speed Over Ground

CPA

Closest Point of Approach

TT

Target Tracker

AIS

Automatic Identification System

SOLAS

Safety of Life at Sea

P_d

Probability of Detection

ITU

International Telecommunication Union

SART

Search and Rescue Transponder

Radar on

Radar stand-by

Aerial rotating

Display brilliance

Gain

Tuning

Range selector

Anti-clutter sea minimum

Anti-clutter sea maximum

Anti-clutter rain minimum

Anti-clutter rain maximum

Tracking target

Lost target

Selected target

Target past positions

Tracked reference target

Radar test target

Target in acquisition state

North up presentation

Ship’s head up presentation

Heading marker alignment

Range selector

Short pulse

Long pulse

Scale illumination

Range rings brilliance

Variable range marker

Bearing marker

Transmitted power monitor

Transmit/receive monitor

LCD

Liquid Crystal Display

Own ship

Own ship true scale outline

Own ship antenna radar position

Own ship heading line

Own ship beam line

Own ship speed vector

Own ship path prediction

Own ship past track