•     DSIT's SONAR Equipment have established world-class reputations, Based on its advanced development capabilities in both software and hardware, DSIT offers a full set of sonar and acoustic solutions.
  • hull mounted sonar
    hull mounted sonar
    hull mounted sonar
    hull mounted sonar
    hull mounted sonar
    Hull Mounted Sonar catalogue >
    Active Operation
    Parameter Performance
    Sonar Type 911 567
    Transmission modes ODT (Omni Directional Transmit)
    SDT (Directional Transmission, single beam)
    RDT (Rotational Directional Transmission)
    BRDT (Bi-Rotational Directional Transmission)
    MCC - Maintain Close Contact (wide vertical beam width) )
    Frequency 9, 10, 11 KHz (user selectable) 5, 6, 7 KHz (user selectable)
    Pulse types CW, LFM , SFM, HFM, Combined CW/LFM
    PRI 1. Slave to Range Scale
    2. Slave to Cursor
    3. Variable
    Transmit/Receive beam stabilization against Roll & Pitch Yes
    Transmit/Receive beam vertical tilt Yes, ±10°
    Range Scale 1-32 Kyard 1-96 Kyard
    No. of automatic trackers 999
    Active Audio Frequency Heterodyned to 1 KHz
    Active Audio Modes Omni, Slave to Tracker, Slave to Cursor
    Array Size 65 cm (diameter) / 60 cm (height) 95 cm (diameter) / 100 cm (height)
    PASSIVE OPERATION
    Parameter Performance
    Sonar type (Both Sonar Types)
    Bandwidth 2000 – 10,000 Hz
    Passive Search Detectors Broadband Energy Detector(BBED)
    Broadband Split Beam Correlator (BBSBC)
    Receive beam stabilization against Roll & Pitch Yes
    Receive beam vertical tilt Yes, ±10°
    No. of automatic trackers 999
    Audio modes Omni, slave to cursor, slave to tracker
    DEMON frequency band 75, 150, 300 Hz
  • aqua shield
    aqua shield
    aqua shield
    aqua shield
    aqua shield
    aqua shield catalogue >
    Display Formats
    Sonar Data
    Tactical Picture on:
    >> Aerial photo
    >> Satellite Image
    >> Nautical Chart
    Overlay of Sonar Data on any type of Tactical Picture
    Recording & Playback
    Several modes of data recording
    Playback enable debriefing of special events
    Detection Ranges
    Diver with open circuit breathing apparatus 1,000m
    Diver with closed circuit breathing apparatus 700m
    Transmit / Receive Parameters
    Source Level (Max) 220 dB re 1μPa @ 1 meter
    Center Frequency 60KHz, 80KHz
    Transmission Modes CW and LFM
    Pulse Width 1- 40 ms
    Range Accuracy better than 0.5 meter
    Bearing Accuracy 0.1°
    Transmit Array 40 cm
    Receive Array X 3 125 cm
    Built In Test (BIT)
    Constant monitoring of all modules
    Automatic alert in case of failure
  • point shield
    point shield
    pointshield catalogue >
    Standard Version
    PointShield Installation
    Portable
    Pier Installation
    Moorning Pile Installation
    Tripod Installation
    Anchored Installation
    The PointShield Main Units
    Underwater Unit
    Processing and Display Unit
    Junction Box
    The Underwater Unit
    Weight and dimension of Underwater unit:
    Diameter 450mm
    Height 710mm
    Weight in air <45Kg
    Display Formamts
    Sonar Data
    Tactical Pictures on aerial photo, satellite image or nauticla chart
    Overlay of sonar data on an type of tactical picture
    Special Processing Algorithms
    Performance Optimization
    Bearing Interpolation
    Adaptive TVG
    Two Dimensional Normalization
    Adaptive Threshold
    Automatic Detection
    Automatic Tracking
    Automatic Classification
    False Alarm reduction
    Automatic Alert
    Automatic Elimination of Wakes
    Static Target Suppression
    Recording & Playback
    Several modes of data recording and playback enable debriefing of special events
    Built In Test (BIT)
    Constant monitoring of all modules
    Automatic alert in case of failure
    Nominal Detection Ranges
    Diver with closed circuit breathing apparatus 500m
    Diver with open circuit breathing apparatus 700m
    Transmit / Receive Parameters
    Source Level 210 dB re 1μPa @ 1meter
    Frequency 70KHz
    Bandwidth 20KHz
    Sector coverage 360°
    Range Accuracy 0.3m
    Bearing Accuracy 0.4°
    Range scale Operator selectable