Comparison of MAQ Sonar

   Features

MAQ 90

MAQ 60

MAQ 22

   Frequency 87.5-92.5 KHz 57.5-62.5 KHz 20-24 KHz
   Verified Detection Distance
   versus -26 dB target strength
300 M 650 M 1100 M
   With RDT N/A N/A 1250 M
   Verified Detection Distance
   versus 0 dB target strength
700 M 1000 M 2700 M
   With RDT N/A N/A 3400 M
   Maximum Vessel Speed 12 kts 12 kts 20 kts
   Hoist Speed 18 s 18 s 9 s
   Sea-chest Requirement 8 inch 8 inch 18 inch
   Protective Shield ABS ABS Optional SS
   Range Scales: 15 Steps 60-1200 M 80-2200 M 100-6000 M
   Pulse Length 0.2-20 ms
   Stabilization: Directional
   Tilt Control +10° to -45°
   Echo Strength Presentation
   Colour: 8 or 64 Colours
   Hoist Control Activation Alarm
   Automatic on or Manual
   Transceiver transmitters: 16 channels
   Transmitters RDT: 64 Channels N/A N/A
   Receiver: 32 Channels
   Interface with: ITI, GPS,
   External Synchronization
   Programmable tonnage readout
   Automatic target tracking
   Event marker displays for
   fish heading and speed
   Multi-Language control panels


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