Hydrophones » Hydrophones with Pre-Amplifiers » D/140/H
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D/140/H
- INTEGRAL PRE-AMPLIFIER
- OMNI-DIRECTIONAL RESPONSE
- LOW NOISE PERFORMANCE
- BROADBAND OPERATION
- MARINE MAMMAL AUDIO SENSOR
- MAXIMUM CABLE LENGTH 250 M
The D/140/H is a true spherical balanced element combined with a low noise differential pre-amplifier.
Signals can be transmitted along cable lengths up to 250m, without any degradation. The pre-amplifier gain options of 20, 30 and 40 dB (pre-set during manufacture) are to suit customer requirements.
A differential to single ended Surface Receiver (Model T400) which includes additional filter and gain settings, can be supplied separately.
The D/140/H is available with or without acoustic calibration, traceable to National Standards.
Accessories are available for this product - click here to see our range.
Technical Specification
| Resonant Frequency (Nominal) |
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| Useful Frequency Range |
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| Beam Pattern Horizontal |
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| Beam Pattern Vertical |
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| Receive Sensitivity |
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| Power Supply |
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| Noise |
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| Output |
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Mechanical Specification
| Cable Type |
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|---|---|
| Operating Depth |
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| Cable Length |
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| Weight Air/Water (including 10m cable) |
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| Connector |
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| Operating Temperature |
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| Storage Temperature |
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