DATASONICS SIS-1500, System Manual

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SIS-1500 Seafloor Imaging System 2-7
SECTION 2 Specifications TTV-195 Tow Vehicle
Tether system: Industry-standard armored coaxial tow
cable
Operating depth: 1000 meters
Towing speed: 1 to 8 knots operational
Input power: High voltage DC, 300 Watts nominal
Sidescan Sonar
Xmit/Receive transducers: One 6-element transducer array
Acoustic source level: +225 dB re 1
µ
Pa @ 1 meter
Range: 25 to 500 meters each channel
Frequency range: Sweeps in the 190 kHz to 210 kHz band;
port and starboard sidescan sonar sweep
in opposite directions
Transducer radiation: 0.5
°
one-way horizontal, 50
°
vertical
Receiver gain: User adjustable from 0 to 21 dB in 3 dB
increments; time varied from -20 to 40 dB
Sensors
Pitch and roll: Range, ± 20
°
Accuracy, ±0.2
°
Resolution, 0.1
°
Heading: Range, 0 - 360°
Accuracy, ±1
°
rms
Resolution, 0.1
°
Optional sensors: Temperature sensor
Pressure sensor
Cesium Magnetometer
Responder