Gemini 720is Product Manual page 82

Glossary
Multibeam
PC
PNG
PSU
RAM
RAT
RJ45
RLE
ROV
RS232
RX
SCU
Seanet Pro
TX
USBL
UTC
VDSL
VOS
WMV
Document: 0703-SOM-00002, Issue: 1
A sonar which forms multiple "beams" of sound so it can update in real
time and does not have to perform a full scan like a traditional sonar.
Personal Computer
The standard filename extension for Portable Network Graphics - a
bitmapped image format employing lossless compression.
Power Supply Unit
Random Access Memory
Remote Access Terminal - the detachable front part of the Tritech
Surface Control Unit (SCU) computer. Provides an alternative to using
a keyboard and mouse.
Registered Jack wiring scheme commonly used to refer to
the 8 position 8 contact (8P8C) connector wired for Ethernet
communications.
Run-length Encoding - a form of data compression in which sequences
of data that have the same value are stored as a single datum point
and count.
Remotely Operated Vehicle
Traditional name for a series of standards for serial binary data control
signals.
Receive (data)
Surface Control Unit - a specially manufactured computer which is
rack mountable and capable of processing the data from the sonar
equipment running either Windows XP Embedded or Windows 7 and
Seanet Pro or Gemini software.
The software supplied by Tritech International Ltd which is capable of
running all the sonar devices.
Transmit (data)
Ultra Short Base Line (positioning system)
Coordinated Universal Time (time data closely related to Greenwich
Mean Time (GMT)).
Very-high-bitrate Digital Subscriber Line - a method of communicating
down un-twisted copper cable at uplink speeds of 18Mbit·s
downlink speeds of 50Mbit·s
Velocity of Sound
Windows Media Video - a compression format for several proprietary
codecs developed by Microsoft for storing video files.
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Gemini 720is Imaging Sonar
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© Tritech International Ltd.
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