HTD-68 Spherical Hydrophone-Standard hydrophone-Tiandunbj Technology Co., Ltd.

HTD-68 Spherical Hydrophone

The HTD-68 Spherical Hydrophone offers an omnidirectional response up to 200kHz, combined with excellent acoustic characteristics such as low noise and durability.

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Product details

Product introduction

The HTD-68 Spherical Hydrophone offers an omnidirectional response up to 200kHz, combined with excellent acoustic characteristics such as low noise and durability. This makes it highly suitable for a wide range of oceanographic applications.

Main application scenarios

(1) Hydrophone for sonobuoys
(2) Transducer for underwater positioning
(3) Reference hydrophone, noise measurement
(4) Measuring ultrasonic cavitation noise
(5) Passive Acoustic Monitoring (PAM)
(6) Forming hydrophone arrays or vector sensor arrays
(7) Marine bioacoustics research

Technical specification

(1) Sensitivity @1kHz: -208.0 dB V/μPa ± 2dB;
(2) Frequency Bandwidth: 1 Hz ~ 200 kHz;
(3) Capacitance @1kHz: 1.7 nF ± 20%;
(4) Output Type: Single-ended output;
(5) Acceleration Sensitivity: 142.0 dB µPa/(m/s²);
(6) Cable: Default 2 meters Coax/BNC;
(7) Dimensions: Φ21mm (Spherical) x 105mm;
(8) Weight: 420g, with 2-meter cable;
(9) Maximum Operating Depth: 1000 meters;
(10) Operating Temperature: -10°C to +80°C; Storage Temperature: -20°C to +80°C;

Directivity

Figure 1 Vertical Directivit

Figure 2 Horizontal Directivity