| Natural Frequency ( Hz ) | 10Hz ± 2.5% |
|---|---|
| Coil Resistance（Ω） | 395Ω ± 2.5% |
| Open Circuit Damping | 0.316 ± 2.5% |
| Damping With Shunt Resistor | 0.7 ± 2.5% |
| Open Circuit Intrinsic Voltage Sensitivity( V/m/s ) | 27.5 V/m/s ± 2.5% |
| Natural Frequency | 2Hz Seismic Geophone |
|---|---|
| Sensitivity (v/m/s) | 200±10% |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Geophone Case | Vertical Land Case |
| Frequency | 4.5Hz |
|---|---|
| Sensitivity | 28.8 V/m/s |
| Case | Waterproof Land Case |
| Connector | Without Connector |
| Coil Resistance | 375 Ohm |
| Natural Frequency | 10Hz±5% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Name | 14 Hz Borehole Geophone |
|---|---|
| Natural Frequency | 14Hz±5% |
| Geophone Case | Waterproof Land Case |
| Spike | 75mm Spike |
| Lead-in Cable | 1M Cable |
| Natural Frequency | 60Hz±5% |
|---|---|
| Name | 60Hz Vertical Geophone |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency | 60Hz±5% |
|---|---|
| Name | Vertical Geophone |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Frequency | 4.5Hz |
|---|---|
| Sensitivity | 28.8 V/m/s |
| Coil Resistance | 375Ω |
| Direction | Triaxial |
| Geophone Case | Land Case |
