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Self-contained Hydrophone VST‐CH200

The VST-CH series self-contained hydrophone is a versatile autonomous underwater acoustic measurement and recording system, comprising a scalar hydrophone, preamplifier, filter, analog-to-digital converter, data processing unit, and data recording unit.

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DVL SONAR ROV AUV marine

Product Description

Features

1. Compact Design

The entire unit weighs only 0.7 kg in air, with dimensions of φ36×275 mm.

2.High Pressure Resistance: Featuring a titanium alloy casing, it is pressure-rated for depths exceeding 2000 meters.

3. Ultra-Low Power Consumption: Capable of continuous operation for over 240 hours.

4. Ultra-Low Self-Noise: Exhibits an equivalent self-noise level below 38 dB at 1 kHz, surpassing Sea State 0.

5. Flexible Parameter Configuration: Allows configurable settings such as sampling rate, sampling duration, and sampling modes.

Technical specifications

Signal band	10Hz～100kHz/200kHz
Sensitivity	‐168dB re 1V/μPa（Set the gain to 40 dB）
Equivalent Self-Noise	<Sea State 0(100Hz～1kHz) ＜38dB re1V/μPa （＞1kHz）
Sampling Rate	8k、16k、32k、64k、128k、256k、512k
Preamplifier Gain	20dB、40dB
Analog-to-Digital Converter (ADC)	16bit SAR ADC
Storage Capacity	1TB
Operating Mode	Continuous Mode and Scheduled Mode
Battery Life	＞240hours（in continuous sampling mode at a sampling rate of 512 kHz）
Battery	18650lithium battery×2
Enclosure Material	titanium alloy
Pressure Rating	2000m
Operating Temperature	‐10～+60℃
Storage Temperature	‐30～+85℃
Weight	0.7kg(in air)
Dimensions	φ36*275mm
Output Format	.wav
Hot-Swappable	support
Data Output Interface	Type C