Northrop Grumman Sperry Marine VisionMaster FT, User Manual

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Radar/Chart Radar User Guide Glossary
65900010 Glossary-13
System PIN: Personal Identification Number that uniquely identifies a
system.
T
T BRG: Target Bearing/True Bearing
Target: Object of interest on a radar display. Targets can be labelled
(acquired) and tracked.
TCPA: Time to Closest Point of Approach [to own ship]
TM: True Motion
TO-Waypoint: The waypoint to which the ship is approaching
TO-Wheel-over: The wheel-over to which the ship is approaching
Total Watch: A Total Watch system will have access to additional product
types from the Watch Mode button.
Trial Manoeuvre: Facility used to assist the operator to perform a
proposed manoeuvre for navigation and collision avoidance
purposes, by displaying the predicted future status of all tracked
and AIS targets as a result of own ship’s simulated manoeuvres.
Trigger PCB: A control board housed in the Transceiver. It controls the
Modulator, Magnetron and sends signals to the Display to indicate
when the magnetron has fired a pulse.
TRP: Temporary Route Plan
TRServer: Transceiver/Server (Client/Server Radar)
True Motion: Own ship moves across the video circle. Stationary targets
do not produce trails.
TTG: Time To Go. Time to next action, such as a turn, while running a
Voyage Plan.
TTMG: Track To Make Good. In the context of the ECDIS, TTMG denotes
a temporary plan which may be activated at any time, and which by
default consists of a 500 nm track line on present heading.
Turning Unit: Contains the Antenna rotation motor, the microwave rotary
joint, and may contain an integral Transceiver.
TX BIST: Transceiver Built-In Self Test