Multichannel Digital Streamers

 
 

 

 

  • Manufacturer: SERCEL®
  • Model: Sentinel® SSAS
  • Hydrophones per group: 8
    • Sensitivity: ‐193 dB re 1 V/μPa ± 1,5 dB (22,4 V/bar) @ 20°C
    • Group capacitance: 260 nF@ 20°C
    • Group sensitivy (electronics included): 19.7 V/bar @ 20°C
    • Recording: 3‐200 Hz @ G1600 700 nV RMS, @ G400 200 nV RMS
    • Distortion: ‐105 dB
    • Gain Accuracy: < 0.1%
    • Phase Accuracy: 20 μs
  • Field Digitalization Unit: FDU 2F one for two channels, A/D conversion
  • Groups per section: 12
  • Typical group spacing: 12.5 m.
  • Nominal section length: 150 m.
  • Max. Active Section CSIC: 6000 m. (40 sections, 480 channels)
  • Total length CSIC: 6275 m.
  • Dimensions:
    • Streamer diameter: 59.5 mm
    • Jacket: Polyurethane, 3.5 mm wall
    • Operating temperature: ‐10° to +40°C
    • Maximum operating depth: 30 m
    • Maximum survival depth: 250 m
    • Filled section weight in air: 419 kg ± 10 kg
    • Operating tension: 58 Kn
    • Maximum Retrieval Tension: < 26 kN

 

Multichannel Streamer Winch

 

  • Manufacturer: IBERCISA®
  • Model: Sarmiento

  • Features:

    • Inner Diameter: 1600 mm
    • Outer Diameter: 1975 mm
    • Streamer length capacity: 3450 meters
    • Max. Power: 49000 Nm
    • Hydraulic pressure and flow: 180 bar ; 80 l/min.
    • Hydraulic motor: HAGGUNDS CA100-S

 

SERCEL® Sentinel® 

 

Multichannel HR Digital Streamer

 

  • Manufacturer: GEOMETRICS®
  • Model: GeoEEL Solid®
  • Hydrophones per group: 6
    • Sensitivity: -194 dB re 1 V/mPa ± 1,5 dB (22,4 V/bar) @ 20°C
    • Input impedance: 126.8K Ohms, paralleled by 2.4 nF
    • Sample intervals: 1/8, 1/4, 1/2, 1, 2 ms
    • Band width: 5 Hz to 3 KHz
    • Programmable gain: 0 dB, 8 dB, 18 dB, 30 dB, 42 dB
    • Record length: Up to 32,768 samples
    • Continuous recording mode: Available, with GPS synchronization
  • Group interval:6.25 m.
  • Groups per section: 8
  • Nominal section length: 50 m.
  • Max. Active Section : 600 m. (18 sections, 144 channels)
  • Total length : 1138,5 m.
  • Dimensions:
    • Streamer diameter: 44.5 mm
    • Weight in air: ~156 kg / 100m
    • Tow cable strain member: kevlar
    • Working load: 900 kg. 
  

 

Multichannel Streamer Winch

  • Manufacturer: HIVISA®
  • Model: Sarmiento
  • Features:
    • Inner Diameter: 1590 mm
    • Outer Diameter: 2400 mm
    • Streamer length capacity: 1500 meters

 

 

GEOMETRICS® GeoEel & CNT-2.