Seismic

Trailer mounted Accelerated Weight Drop (AWD) Source
Bison-EWG

Long Stroke Shaker
APS 400

  • Trailer-mounted vibroseis
  • Total weight: 3175.15 kg (7000 lb.)
  • Mass and stroke optimized for surface wave testing
  • Mass and base plate convertible for shear wave applications
 
  • Frequency range: 0 to 200 Hz
  • Force: 445 N (100 lbf)
  • Maximum stroke: 158 mm (6.25 in.)
  • Total mass: 73 kg ( weight 161 lb.)
     
Long Stroke Shaker
APS 113

APS 113 Shaker

Instrumented Hammer
PCB 086C42 Impact Hammer

Instrumented hammer

 

 

Betsy Seisgun
Model - 979

  • Frequency range: 0 to 200 Hz
  • Force: 133 N (30 lbf)
  • Maximum stroke: 158 mm (6.25 in.)
  • Total mass: 36 kg (weight 80 lb.)
  • Sensitivity: (±15%) 1 mV/lbf (0.23 mV/N)
  • Measurement range: ±5000 lbf pk (±22000 N pk)
  • Hammer mass: 5.5 kg ( weight 12.1 lb)
  • 21 mm Seismic Gun

 

     
Seismograph
Geometrics Geode
Dynamic Signal Analyzer
Agilent 35670A
Seismic Recorder
REF TEK 130
  • 6, 24 channel seismic recorder units for a total of 144 channels
  • 25.6 kHz at 4 channels
  • 1600 lines of resolution
  • 90 db dynamic range
  • 2, 6-channel seismic recorders
  • Time accurate to better than 10 msec
  • High performance/low power 24-bit
Geophones and Seismometers

geophones

Borehole Geophone
Geostuff BHG-2

Borehole Geophone

Quantity
Resonant Frequency (Hz)
Orientation
Connector
149 4.5
Vertical
KCL-4
150 4.5 Horizontal KCL-4
25 40 Vertical (H with brackets) Clips (Stratavisor NX)
16 1 L-4 Vertical Banana plugs
3 1 L-4 Horizontal Banana plugs
6 1 3-13-J Vertical 6 pin

  • 3 axis 14 Hz geophone
  • Fits 5.1 cm (2 in.) to 18 cm (7 in.) borehole diameter. 2" Schedule 40 (2.067" inside diameter) will work, 2" Schedule 80 (1.939" inside diameter) will not.
  • Wall lock clamp
  • 100 m cable
  • BHGC-1 controller

Geoelectrical / geomagnetic

Terrain Conductivity Meter
Geonics-EM31
 

Ground Penetrating Radar
Sensors and Software Noggin Plus Smart Cart
 
Earth Resistivity Meter
AGI Sting/Swift
 

  • Operating frequency: 9.8 kHz
  • Measured quantities:
    • Quadrature: millisiemens per meter
    • Inphase: parts per thousand
  • Resolution: +/- 0.1%
  • Accuracy: +/- 5% at 20 mS/m
  • Conduct: 10, 100, 1K mS/m
  • 1000, 500, & 250 MHz antennas
  • Digital Video Logger real time display
  • EKKO software for data processing
  • 28 channel, automatic switching 400 kW to 0.1 mW
  • 0-500 V full scale autoranging (voltage)
  • Input impedance: >20 M
Magnetometer
Proton precession, Geometrics G-856

   
  • Resolution: 0.1 nT
  • Accuracy : 0.5 nT
  • Tuning: Auto or manual, range 20,000 to 90,000 nT