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Single Geophone String in Vertical Direction

Various single geophone string in vertical direction for HVSR, MASW, near surface, shallow geological prospecting and deep seismic imaging are available.

  • single geophone string in vertical direction types ranging from 1Hz to 100Hz with SM4 structure, SM6 structure, 20DX structure, 32CT structure, SG10 structure or GS One structure optional.
  • Assorted geophone cases suitable for land, snow, desert, marsh and transition zone are available.
  • Various geophone connectors including but not limited to Split spring connector, Muller clips, Kooter connector, KCL connector, KCK connector, 5515 geophone connector and SH17 WCR are selectable.
  • Different options for geophone cables(Cable OD, Length or Tensile strength) are available as per client’s request.

Just contact us to get more detailed configurations and discounts.

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For any inquiries, please contact with our Marketing Team at or Supporting Team at


Single Geophone String in Vertical Direction Product Parameters

TypeST-4.5N( Equivalent to SM-6 B-Coil 4.5hz )
Natural frequency ( Hz )4.5±10%
Coil resistance (ohms)375±5%
Open circuit sensitivity (V/m/s)28.8±5%
Harmonic distortion ( % )≦0.2
Typical spurious Frequency ( Hz )≧240
Moving Mass ( g )11.3
Max.coil excursion p-p (mm)4
Max.tilt angle20º
Element Diameter (mm)25.4
Element Height (mm)36
Element Weight (g)86
Operating Temperature( ℃ )-40℃ to + 100℃
Warranty Period3 years
All parameters specified herein are rated at a temperature 20℃±2℃.
3- year limited warranty on basic element exclusive of high voltage, lightening or physical abuse.


-Other type of geophones are also available : SM-4 Equivalent,  SM-6,  SM-24 Equivalent,  SG10 Equivalent,  GS-20DX Equivalent, GS-32CT Equivalent, GS ONE Equivalent, 1Hz,  2Hz,  2.5Hz, 3Hz, 4Hz,  4.5Hz, 5Hz, 8Hz,  10Hz,  14Hz,  15Hz,  28Hz,  30Hz, 38Hz, 40Hz, 60Hz,80Hz and 100Hz.

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