A single 13" glass-ball holds the sensor, data-logger, 64GB SD card, clock, acoustic release, flashers, GPS module, Iridium module, VHF radio, and re-chargable 27.2 Ah Li-ion battery
Data Logger
Sercel 24-bit data logger
Clock
Sercel OCXO ±10ppb
Sensors
3-component digital-output MEMS accelerometer ±5 m/s2 full-scale . Pressure sensor is a Hig-Tech HTI-90 hydrophone (160 dB ref 1 V/μPa); Sample rates of up to 2 kHz.
Recording Duration
45 days
Operation
Operated in closed-housing mode i.e. programming of acquisition parameters, offloading of data, clock setting, etc, all done through a penetrator.
