• The Cetacean Research™ CRT-90N series Hydrophones is a preamplified high sensitivity hydrophone. It is specifically designed for whale watching and recreational use. It can also be used for basic research tasks. The integral cable is specifically designed with a special low noise configuration and has a durable polyurethane jacket for prolonged exposure to underwater saltwater conditions. It is more flexible than other cables on the market in order to maintain optimum usability. Standard length is 10m or
  • The Cetacean Research™ CRT-90N series Hydrophones is a preamplified high sensitivity hydrophone. It is specifically designed for whale watching and recreational use. The integral cable is specifically designed with a special low noise configuration and has a durable polyurethane jacket for prolonged exposure to underwater saltwater conditions. It is more flexible than other cables on the market in order to maintain optimum usability. Standard length is 10m or 30m, or custom lengths.
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CRT-90N Hydrophone

CRT-90N Hydrophone

Kit Options (see below for itemized description)
Cable length
Protection Cage
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CRT-90N Specifications & User Guide PDF Document (Opens in new tab)
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