Simrad SP90

Simrad SP901.2 System overviewMain unitsThe Simrad SP90 sonar consists of the following units:• Wheelhouse units:- Display monitor- Sonar Operating Panel- Processor Unit- Loudspeaker• Sonar room units:- Transceiver Unit- Hull Unit→Seefigure1onpage3fortheSP90systemdiagram.Wheelhouse unitsThe Display Monitor is normally a 18” or 20” high-resolutioncolour LCD (Liquid Crystal Display). In addition to the sonarpicture, the monitor can also display the user menu for theinteractive operation. In order to ease the situation comprehension,certain colours have been chosen to better the distinction betweenthe various elements in the scene.The Operating Panel contains all necessary control functions foroperating the sonar. The controls are arranged in function groups,which gives a clear and easy operation. Note that all sonaroperation also may be made from the roller ball, or from anoptional remote standard mouse.The Processor Unit contains a ruggedized computer withinterface for the auxiliary equipment (log, gyro, GPS, echosounder, trawl systems, purse seine systems etc.). The processorunit runs the Microsoft Windows 2000® operating system,modified by Simrad to suit the SP90 sonar requirements. Onesignal cable is used for the communication with the TransceiverUnit in the sonar room.The Loudspeaker reproduces the audio of the echoes for theselected audio channel.2 850-164511 / B