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PROJECTOR TRANSDUCERS
Spherical Transducers:
  Frequency Model
  50 kHz - 70 kHz D/60
  60 kHz - 80 kHz D/70
  120 kHz - 180 kHz D/140
  6 kHz - 20 kHz D/11
  10 kHz - 30 kHz D/17
  20 kHz - 40 kHz D/26
Low Frequency Transducers:
  Frequency Model
  2 kHz - 6 kHz T160
  1 kHz - 4 kHz T161
  3 kHz - 8.5 kHz T170
  2 kHz - 8 kHz T135
  12 kHz T70

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:: TRANSDUCER PRODUCTS / Projector Transducers / Spherical MODEL D/140
OMNI-DIRECTIONAL RESPONSE
LOW NOISE PERFORMANCE
ACOUSTIC REFERENCE STANDARD
BROADBAND OPERATION
AIR GUN & BOOMER MONITOR
MARINE MAMMAL AUDIO SENSOR
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The D/140 is one of a group of spherical transducers exhibiting a combination of broadband frequency response, omni-directional beam pattern and high sensitivity.

A versatile transducer with a wide range of receiving and transmitting applications the D/140 is equally at home as a cost effective, general purpose hydrophone or as a precision acoustic sensor.

The all moulded construction coupled with the inherent strength of the PZT ceramic sphere achieves a lightweight, corrosion free and extremely robust design making it the ideal choice as a monitor hydrophone.

The outer jacket of both the cable and moulded stalk are in a polyurethane material, enabling the transducer to be potted directly into customised equipment pods or underwater connectors.

The D/140 is available with or without calibration. All calibrations are traceable to National Standards.

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:: Transmit Graph
:: Admittance Plot
:: Beam Pattern
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Technical Specification
Resonant Frequency 150 kHz (Nominal)
Beam Pattern Omni ± 2dB up to 160 kHz
Receive Sensitivity See Graph
Transmit Sensitivity See Graph
Capacitance at 1 KHz 3500 pF
Input Power 100 Watts around resonance
Operating Depth 1200 Metres
Operating Temperature -5 to +40°C
Storage Temperature -40 to +80°C
Cable Type Polyurethane Ø6mm Low Noise Coaxial
Cable Length 10 metres standard
Additional lengths supplied to order
Ordering Information
D/140, cable length, calibration requirements 
 
   
       
       
   

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