Benthowave Instrument Inc.

BENTHOWAVE INSTRUMENT INC. Acoustic Transducer & System 

Low Cost Seismic Hydrophone

Seismic HydrophoneSeismic HydrophoneSeismic Hydrophone

Optional mounting parts are available for installation on portable-mounting apparatus, submersibles, pipe, tank or vessel.

BII-7150 Low Cost Seismic Hydrophone

Features  
High Sensitivity
Acceleration Canceling
Driving Cable: 100m, customized to 1000m
Custom Sensitivity for Array Amplitude Shading

Suggested Application  
Natural, Anthropogenic and Bioacoustic Underwater Sounds
Detection of Explosive Sound Sources and Air Guns
Towed Arrays
Streamer Element Sonobuoy
Seismic Exploration
Underwater Sound Listening and Recording
Safety and Monitoring of Aquarium and Swimming Pool
Bioacoustic Research of Marine Animals

Related Products BII-1000 Hydrophone Preamplifier Driving Cable up to 1000m

Specification

Seismic Hydrophone Low Cost Seismic Hydrophone
BII-7150 Hydrophone BII-7151 BII-7152
Voltage Sensitivity (dB re V/µPa): -196.0 Custom:
-196.0+Preamplifier Gain
Preamplifier Gain Options: N/A 0/26/40/60dB
Usable Frequency:
(Flat Sensitivity ±2 dB re V/µPa )
1 Hz to 20 kHz 1 Hz to 20 kHz
Capacitance:  7.0 nF  N/A
Built-in High Pass Filter: No Yes, Custom
Horizontal Directivity: Omnidirectional
± 2 dB @ 10 kHz
Omnidirectional
± 2 dB @ 10 kHz
Vertical Directivity: Omnidirectional
±2dB @ 10 kHz
Omnidirectional
±2dB @ 10 kHz
Electrical Insulation:  > 500 MΩ @ 1000 VDC  N/A
Output Type: Single Ended Output (SE). 1. Single Ended Output (SE). Append SE to the listed part number.
2. Differential Output (DF), Append DF to the listed part number.
Maximum Output: N/A 10.9Vpp@+12VDC
Current (Quiescent): N/A 0.6 mA
Power Supply: N/A +4.5 to +24VDC
Maximum Operating Depth:  100 Meters  100 Meters  
Cable Length: 1. 10m (default)
2. Custom: up to 20m  
1. 10m (default) 
2. Custom: up to 100m
Cable 1. Default: Coax (ΦD=2.8mm)
2. Shielded cable (ΦD=3.6mm)
3. Shielded cable (ΦD=6.5mm)
Shielded Cable (ΦD=6.5mm)
Size(ΦDxHeight):  42.0x25.0 mm  42.0x25.0 mm  
Weight (in air):  50 grams  53 grams 
Mounting Options: 1. Default: Free Hanging (FH)
2. Thru-hole Mounting + Free Hanging (plastic) (THFHP)
Click Transducer and Hydrophone Mounting for more detailed information on mounting/installation.
Connector: 1. Default: Wire Leads (WL)
2. BNC Male (BNC)
3. 3.5 mm (⅛″) TRS Plug (TRS35)
4. ¼″ (6.35 mm) TRS Plug (TRS635)
5. XLR Plug (XLR)
6. Underwater Mateable Connector (UMC)
7. MIL-5015 Style (5015)
8. +9VDC Battery Snap (BS) (Exclusive to preamplified hydrophone)
9. Custom (custom)
Operating Temperature: -10°C to +60°C
Storage Temperature: -40°C to +60°C
How to Order: Click How to Order.
Hydrophone Wiring: Click Hydrophone Wiring for detailed wiring information.

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