Physical Parameter
Size                                                10 x 10 x 8,3 cm3 (830ml)
Weight                                          1 kg with batteries 
Temperature                              -40 - 60°C
Waterproof                                 1m water 48 h 

A/D
channel                                          1 
Input impedance                       10 kOhm (optimized for Geophones)
Full scale input                            0.4096 Vpp 
Type                                                 Delta-Sigma 
Sample rate                                  800, 400, 200, 100, 50 sps 
ADC                                                  24 bit 
effective Resolution                  22 bits @ 100 sps

Time Base 
GPS                                                    GPS build in 
Typical                                              <10 ms for 20 days without processing 
Stability/Accuracy                       <0.01 ms with processing (resampling)

Interface 
Type                                                  USB 2.0 control, data download, setup & firmware upload 

Data Storage 
Internal Storage type                  SD memory card 
Capacity                                           8 GB 
recording type                               continous recording

Power 
Batteries                                           2 D cells 
Power                                                174 mW cont.GPS / 90 mW GPS cycled (both cont. recording) 
                                                             max. runtime with 2 D-cell batteries up to 9 days with cont.GPS / 
                                                             up to 20 days with cycled GPS 
External power                              4.5 - 23 V

Connectors 
Sensor                                               MIL-C-2684 A12-10S 
Power/Communication             MIL-C-2684 A10-07P