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Sigma 4+ Improvements:

New Streamlined Case Design

Less Weight (33% less)

Same excellent performance as Sigma 4

Optional Internal Co-Processing RABbit Board

Hardware Features:

Continuous Recording Standard - For Monitoring and Autonomous Operation

Internal or External GPS - For clock discipline and location information

Optional Mesh Radio Network - A low-power network for deployment, plus command and control, of nodes

Cable, Wi-Fi, or Cellular Ethernet - Provides "in the field" data offloading while recording

Hot-Swap External Storage Option - For collecting data while recording

Optional Internal Battery (99 watt/hour) - Provides about 48 hours of operation

Optional Internal Sensor (2 Hz geophones)

Sensor By-Pass Connector - For calibration of ADC or internal sensors, also connection of other external sensors

Trigger connector - Trigger via hammer switch or voltage level change

Rugged IP67 Case

Available Software:

Event Monitor (Local Monitoring)

Tremor Cloud (Remote Monitoring)

Optional Active Acquisition Package

Plus all necessary utilities

Acquire Active Data:

Vibroseis w/ Force 3

Dynamite w/ BoomBox 3

Impulsive w/ RTM 3

Acquire Passive Data:

Hydraulic Fracturing Monitoring

Surface Wave Acquisition

Long-term Permanent Monitoring

Earthquake Monitoring