Single Beam Transducers

Useful where single directional beam patterns are required. Originally intended for hull mounted echo-sounders, many of the designs can be operated at depth in towed bodies. Applications include commercial fishing and navigation.

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  • 172 Series

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    Technical Specification

    Resonant Frequency 33kHz

    Beam Angle (-3dB) Conical 16.5deg

    Transmit Sensitivity 167dB re 1µPa/V @ 1m

    Receive Sensitivity -168dB re 1V/µPa

    Input Power 1000 Watts

    Bandwidth 3.5kHz

    Nominal Impedance 100 Ohms

    Other Optional Frequencies 24, 28, 30, 38 & 50kHz

  • 320 Series

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    Technical Specification

    Resonant Frequency 33kHz

    Beam Angle (-3dB) 14 x 25deg

    Transmit Sensitivity 166dB re 1µPa/V @ 1m

    Receive Sensitivity -168dB re 1V/µPa

    Input Power 900 Watts

    Bandwidth 3.5kHz

    Nominal Impedance 100 Ohms

    Other Optional Frequencies 24, 28, 30, 38 & 50kHz

  • 390 Series

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    Technical Specification

    Resonant Frequency 210kHz

    Beam Angle (-3dB) Conical 7.5deg

    Transmit Sensitivity 174dB re 1µPa/V @ 1m

    Receive Sensitivity -187dB re 1V/µPa

    Input Power 300 Watts

    Bandwidth 12kHz

    Nominal Impedance 100 Ohms

    Other Optional Frequencies 160, 200, 300 & 600kHz

  • 395 Series

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    Technical Specification

    Resonant Frequency 33kHz

    Beam Angle (-3dB) Conical 16.5deg

    Transmit Sensitivity 167dB re 1µPa/V @ 1m

    Receive Sensitivity -168dB re 1V/µPa

    Input Power 1000 Watts

    Bandwidth 3.5kHz

    Nominal Impedance 100 Ohms

    Other Optional Frequencies 24, 28, 30, 38 & 50kHz

  • T198

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    Technical Specification

    Resonant Frequency 12kHz

    Bandwidth 2kHz

    Beam Angle (-3dB) Conical 20deg

    Side Lobe Level > -20dB

    Front/Back Ratio > -24dB

    Impedance at Resonance 110 Ohms

    Transmit Sensitivity 167dB re 1µPa/V @ 1m

    Receive Sensitivity -173dB re 1V/µPa

    Input Power 5000 Watts Pulsed

    Operating Depth 600m

  • 147 Series

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    Technical Specification

    Resonant Frequency 33kHz

    Beam Angle (-3dB) Conical 16.5deg

    Transmit Sensitivity 167dB re 1µPa/V @ 1m

    Receive Sensitivity -168dB re 1V/µPa

    Input Power 1000 Watts

    Bandwidth 3.5kHz

    Nominal Impedance 100 Ohms

    Other Optional Frequencies 24, 28, 30, 38 & 50kHz

  • 142 Series

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    Technical Specification

    Resonant Frequency 210kHz

    Beam Angle (-3dB) Conical 7.5deg

    Transmit Sensitivity 174dB re 1µPa/V @ 1m

    Receive Sensitivity -187dB re 1V/µPa

    Input Power 300 Watts

    Bandwidth 12kHz

    Nominal Impedance 100 Ohms

    Other Optional Frequencies 160, 200, 300 & 600kHz