Passive Underwater Acoustic Monitoring Solutions for Military, Naval & Security Applications
icListen HF Smart digital hydrophone for acoustic processing, streaming, and recording from 10 Hz to 200 kHz
icListen HF

Smart digital hydrophone for acoustic processing, streaming, and recording from 10 Hz to 200 kHz

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icListen HF

The icListen HF is a revolutionary smart digital hydrophone that enables real-time processing, streaming, and recording of acoustic data without the need for additional pre-amps, filters, converters, or datalinks. The compact self-contained unit is fully calibrated and offers the ideal combination of performance and sensitivity, providing critical situational awareness for enhanced decision-making during naval and underwater operations. Settings can be easily adjusted via a web browser interface.

The hydrophone is small and lightweight enough to carry in one hand, and features ultra-low noise and a wide dynamic range for high-quality data and long-term stability, as well as 1 TB of internal storage. Multiple units can be synchronized to create a simplified and convenient multi-channel array.

The proven solution has been integrated with multiple globally-recognized ASV and UUV platforms, and is ideal for a wide range of defense and security applications, including:

  • Identification and analysis of potential threats such as enemy vessels, submersible vehicles, and divers
  • Creation of acoustic ranges for evaluating the signatures of navy vessels and submarines and ensuring minimal noise emissions
  • Locating pingers during search and rescue operations or retrieval of assets such as ROVs & AUVs
  • Identifying the presence of marine wildlife during defense exercises

Specifications:

Length: 304 mm
Frequency: 10 Hz to 200 kHz
Sensitivity: -173 dB re V/µPa
Peak SPL: 180 dB re µPa
Sample Rate: 1 - 512 kS/sec
Depth Rating: 900, 3500 or 6000 m
Dynamic Range: 147 dB
Autonomous Battery Life: 8 hrs
Resolution: 24 bits
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