NIMROD - Underwater Navigation & Sonar System



NIMROD (the seeker) is a modular diver hand-held sonar & navigation console designed to aid divers. The system combines a forward looking single beam sonar, GPS receiver, mission planning, digital compass, depth reading, clock/stopwatch, gyroscope and the capability to be used with an optional DVL (Doppler-Velocity-Log). Locate items underwater and navigate between waypoints without the need to surface.  Who uses NIMROD?Military EOD teams, combat swimmers, navy mine clearance divers,...

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  • Case dimensions: 170mm(L) x 195mm(W) x 80mm(H)
  • Dimension over handles length: 170mm plus sonar module
  • Weight 3kg in air, less than 0.8kg in water (inc battery)
  • Weight (with GPS under frame) 3.5kg in air, 1kg in water (inc battery)
  • Construction: machined from solid aluminium plate ACP 5080 - fine grain structure and low porosity
  • Connectors: 3x Lemo high pressure connectors W Series (one for sonar, one for GPS and one for DVL)
  • Operating & storage temperature: -10°C to +35°C
  • Operating depth: 100msw
  • Handle system: can be adjusted to suit the user
  • Power supply: 14.8V DC nominal from internal battery pack
  • 5 Inch Colour Liquid Crystal Display: excellent viewing angles between 30° and 60°
  • Data storage & logging: internal 16Gb flash memory - data Logging capacity (assuming approx 2Mb per minute) > 100hrs on internal storage
  • Integrated sensors: depth pressure sensor - attitude and heading reference system (comprising pitch and roll, digitally gimballed electronic magnetic compass and rotational rate gyros) - battery voltage level indicator
  • User interface: 5 solid-state piezo button interface for menu navigation and parameter control
  • Bluetooth Connection: the console connects to the host PC via Bluetooth - this removes the need for any connection between the two for downloading a mission or uploading a dive log (password protected)
  • NIMROD battery: configuration 22V, 4.2Ah capacity - chemistry rechargeable Li-Ion
  • Battery operating time: 6 hours minimum (with sonar and GPS connected) from a charged state
  • Battery charging time: up to 7 hrs from a fully discharged state
  • Battery charging temperature: 10°C to +30°C
  • Battery storage temperature: -10°C to +35°C
  • Battery safety: integrated thermal (94°C) fuse and electrical (5A) fuse
  • Battery life indicator: 6-bar graduating mobile phone type
  • A data sheet for the NIMROD is available to download with full features - alternatively contact our sales team to discuss