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Seismic Geophone Sensor 10Hz, with Types SM-24 Equivalent Geophone,SM-4 Equivalent Geophone ,GS32CT Equivalent Geophone and GS20DX-10Hz Equivalent Geophone available.
SM-24 Equivalent Geophone:
Natural Frequency ( Hz ):10 ± 2.5%
Coil resistance(Ω):375 ± 2.5%
Open Circuit Damping :0.25
Damping With Shunt Resistor:0.686 + 5.0%, 0%
Open Circuit Intrinsic Voltage Sensitivity( v/m/s ):28.8 v/m/s ± 2.5%
Sensitivity With Shunt Resistor ( v/m/s ):20.9 v/m/s ± 2.5%
Damping Calibration-Shunt Resistance (Ω):1000
Harmonic distortion( % ):<0.1%
Typical Spurious Frequency (Hz ):>240Hz
Moving Mass ( g ):11.0g
Typical case to coil motion p-p ( mm ):2.0mm
Allowable Tilt :≤10º