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 |
Display Formats |
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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) |
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Constant monitoring of all modules |
Automatic alert in case of failure |
Standard Version |
PointShield Installation |
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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 |