Top Box control

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Harsh shell

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Standard transducer

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Low frequency transducer

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Cage mounted top control

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Cable

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Universal Scrammer 3 (US3) - Specification




The Uiversal Scrammer 3 (US3) has been specifically designed for use in deterring marine predators from farmed fish. 

A wide variety of transducers and non acoustic deterrents can be used tailored to the species being deterred, and the sensitivies of the site where they are to be deployed: 

Deterrent Output in rms Frequency Spectrum Sonar predator activation trigger Radio activation & data Picture
Standard 195dbre1upa@1m 10kHz - 20kHz Yes Yes
Flood Ring 190dbre1upa@1m 1kHz - 4kHz Yes Yes
Electric Nets - - Yes Yes

Operator's control: 

Frequency range & Volume 1,2, 4, 6 simultaneous sounds Sound length Sound varieties Species Picture
Automated randomisation yes - automated 2-5 second cycles Automated Seals
Automated randomisation yes - automated 2-5 second cycles Automated Seals. Avoiding porpoises.
- - - - Seals and Sealions