Loggerhead Instrument

We design and manufacture underwater passive acoustic dataloggers so you can study our natural world

 

Snap Recorder

華新工程顧問有限公司-影像

The Snap underwater acoustic recorder makes it easy to setup, deploy, and handle acoustic recordings. The Snap is compact, uses alkaline D-cell batteries (no lithium), and has no liquid components, so traveling with your Snap is easy. Available in PVC for deployments less than 500 m or titanium for full ocean depth deployments (7,000 m).

 

Easy to Configure

      ■ Set record duration and sleep interval
      ■ Push button interface and OLED display
      ■ Sample rates: 8, 16, 32, 44.1, 48, 96 kHz
     
      ■ Quick and Easy to Deploy
      □ Endcaps snap on making it easy to setup many recorders
      □ Small housing easily attaches to lines or moorings with cable ties or hose clamps
     
      ■ Simple Output
      □ Recordings stored as wav files
      □ Card and batteries can be replaced in the field for rapid turnaround

Applications

      ■ Marine mammal monitoring
      ■ Noise monitoring
      ■ Fish sound mapping

SPECS

      ■ Sample rates: 8, 16, 32, 44.1, 48, 96 kHzz
      ■ Memory card: 128 GB microSD; 512 GB (titanium)
     
      ■ Hydrophone: HTI96-min
      □ Ocean Sound Monitoring: -170 or -180 dBV/uPa
      □ Noise Monitoring (seismic, pile driving): -210 dBV/uPa
     
      ■ Gain: Software adjustable from -4 dB to +18 dB
      ■ Power: 3 alkaline D-cell batteries (PVC); 5 Lithium D (titanium)
      ■ Housing: 16 x 2.875" PVC tube; 23.5 x 2.875” (titanium)
      ■ PVC Weight: 3.75 pounds in air; slightly negative in water
      ■ Titanium Weight: 13 pounds in air; 8 pounds negative in water
      ■ Depth Rating: 500 m (PVC); 7,000 m (titanium)
 

LS Recorders

華新工程顧問有限公司-影像

The LS family of recorders, including the LS1 and LS2 (stereo), and extra capacity LS1X and LS2X underwater acoustic recorders make it easy to setup, deploy, and handle acoustic recordings. Their compact design and use of alkaline D cells means travel with these acoustic recorders is easy.

The LS1X and LS2X recorders are also available with anodized aluminum housings to allow recordings at depths up to 3,000 meters.

 

The LS family of recorders share these key features:

      ■ Easy to Configure
      □ Set record duration and sleep interval
      □ Push button interface and OLED display
      □ No computer required
      □ Sample rates: 8, 16, 32, 44.1, 48, 96, 250, 300 kHz
     
      ■ Huge Data Capacity
      □ MicroSD card allows you to collect up to 1 TB of data
     
      ■ Simple Output
      □ Recordings stored as wav files
      □ Card and batteries can be replaced in the field for rapid turnaround

Applications

      ■ Marine mammal monitoring
      ■ Noise monitoring
      ■ Fish sound mapping

SPECS

      ■ Sample rates: 8、16、32、44.1、48、96、250、300 kHz
      ■ Memory card: 1TB microSD
     
      ■ Hydrophone: HTI-96-min
      □ Ocean Sound Monitoring: -170 或 -180 dBV/uPa
      □ Noise Monitoring (seismic, pile driving): -210 dBV/uPa
      ■ Gain: Software adjustable from -4dB to +18 dB
     
      ■ LS1 and LS2 PVC
      □ Dimensions: 17″x4.5″ diameter tube
      □ Power: 4 alkaline D-cell packs
      □ In-air weight: 8 pounds (without batteries)
      □ Seawater weight: 6 pounds positive (without batteries)
      □ Depth Rating: 300 m
      □ Power: 12 alkaline D-cell batteries
     
      ■ LS1X and LS2X PVC
      □ Dimensions: 25″x4.5″ diameter tube
      □ Power: 8 alkaline D-cell packs
      □ In-air weight: 10 pounds (without batteries)
      □ Seawater weight: 6 pounds positive (without batteries)
      □ Depth Rating: 300 m
      □ Power: 24 alkaline D-cell batteries
     
      ■ LS1X and LS2X Aluminum
      □ Dimensions: 25"x4.5" diameter tube
      □ Power: 8 alkaline D-cell packs
      □ In-air weight: 17 pounds (without batteries)
      □ Seawater weight: 3 pounds negative (without batteries)
      □ Depth Rating: 3,000 m
      □ Power: 24 alkaline D-cell batteries