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LAND PRODUCTS

GSB-3

GSB-3 Data Recorder with Internal Battery

PRODUCT DETAILS

The GSB-3 is a three-channel, autonomous land wireless seismic data acquisition solution. An internal battery, charger, 24-bit digitizer, GPS receiver, and GLONASS receiver are enclosed in its sealed case. A built-in test signal generator and up to 32 GB of non-volatile, solid-state data storage allow for quality and reliable data. The GSB-3 can record data at a 2ms sample rate for 24 hours a day, for 40 days. An external battery can be connected to extend recording time.

FEATURES

  • Continuous, cable-free autonomous recording
  • 24-bit resolution and 124 dB instantaneous dynamic range
  • Connector for external geophone
  • Battery life: 40 days @ 24 hrs/day operation
  • Built-in, full-resolution test generator
  • Solid-state flash memory: 32 or 64 GB
GSB-3(2)@2x

MECHANICAL SPECIFICATIONS

Length x Width 16.94 x 8.89 cm 6.67 x 3.50 in.
Height 7.62 cm 3.0 in.
Weight 1.0 kg 2.2 lbs.
Operating Temperature Range –40°C to +60°C –40°F to +140°F

ELECTRICAL SPECIFICATIONS

Digitized 3C Recording Station 3 Channel, 24-bit A/D Digitizer
Digitization 24-bit Delta-Sigma
Sample Interval 0.25, 0.5, 1, 2, 4 ms
Pre-amplifier Gains 0, 6, 12, 18, 24, 30, 36dB
Maximum Input Signal 1.77 Vrms
Equivalent Input Noise (@2ms sample interval) 0.17 μVrms
Gain Accuracy Better than 1%
Anti-alias Filter 83% Nyquist
Instantaneous Dynamic Range 124 dB @2ms sample interval
THD (Instrument) 0.0005%
Flash Memory 10 GB or 20 GB per channel
Frequency Response 1 Hz – 1650 Hz @ ¼ ms sample interval
Battery Module 40 days operation

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