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High Frequency Geophone 100Hz

High Frequency Geophone 100Hz(P/N: ST-20DX,100Hz) is an ideal choice for shallow seismic survey and it is mostly widely used in coalmine geological prospecting and exploration with the following features:

  • Good parameter consistency.
  • Firm mechanism structure.
  • Excellent sealability and stability.
  • Vertical geophone, horizontal geophone are available which are also suitable for three component applications.
  • Reinforced land case and spike are specially designed for rugged fields.
  • Assorted geohone connectors and geophone cable are available.
  • 3-year limited warranty on basic element exclusive of high voltage, lightening or physical abuse.
  • SM-4 structure 100Hz geophone(P/N: ST-100N) is also available.

We supply high frequency geophone 100Hz coil, geophone element, geophone sensor, single geophone and geophone array with KCK connector, KCL connector, 408 connector, Kooter connector, MP16 connector, Split spring connector and Mueller clip connector optional as the lead connector. Lead wires from O.D 4.6mm to O.D 7.8mm available.

Click here and download data sheet of 100hz geophones or contact us to get special discounts.

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


High Frequency Geophone 100Hz Product Parameters

TypeST-20DX 100hz (Equivalent to GS-20DX,100hz)
Natural frequency ( Hz )100±5%
Open circuit damping0.45
Damping with Shunt Resistor\
Open Circuit Intrinsic Voltage Sensitivity(V/m/s)23.0
Sensitivity with Shunt Resistor(V/m/s)\
Coil Resistance (ohms)570±5%
Harmonic Distortion ( % )≤0.2
Typical Spurious Frequency ( Hz )≥600
Moving Mass ( g )5.0
Max.coil excursion p-p (mm)1.5
Max.tilt angle20º
Element Diameter (mm)27.0
Element Height (mm)33.5
Element Weight (g)95.0
Operating Temperature(℃)–45℃ to + 100℃
Warranty Period3 year
●  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 Equivalent, 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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