LHC Cyclops video from Corsica. Courtesy Marta Bolgan and Eric Parmentier, University of Liege, Belgium

The LHC Cyclops underwater acoustic recorder and HD camera makes it easy to setup, deploy, and handle scientific quality acoustic recordings and simultaneous underwater video. Its compact design and use of alkaline D cells means travel with the LHC is easy.

  • Easy to Configure
    • Set record duration and sleep interval
    • Push button interface and OLED display
  • Huge Data Capacity
    • 4 microSD slots allow you to collect up to 1 TB of audio data
    • Up to 64 GB microSD for HD video
  • Simple Output
    • Recordings stored as wav files
    • Card and batteries can be replaced in the field for rapid turnaround


  • Marine mammal monitoring
  • Noise monitoring
  • Fish sound mapping

Run Time

LS1 Recording Table.png


  • Audio Sample Rates: 8, 16, 32, 44.1, 48, 96 kHz
  • Audio Memory Card: 64 GB microSD (possible expansion to 4 x 256 GB)
  • Video Memory Card: 64 GB microSD
  • Hydrophone: HTI96-min
    • Ocean Sound Monitoring: -170 or -180 dBV/uPa
    • Noise Monitoring (seismic, pile driving): -210 dBV/uPa
  • Power: 12 alkaline D-cell batteries
  • PVC
    Dimensions: 17″x4.5″ diameter tube
    Power: 4 alkaline D-cell packs
    In-air weight: 8 pounds (without batteries)
    Seawater weight: 6.3 pounds positive (without batteries)
    Depth Rating: 300 m

Specification Sheet


Formatting microSD cards greater than 32 GB (use 64 kB cluster)

Sample camera time.txt file