| Natural Frequency | 60 Hz Geophone Sensor |
|---|---|
| Usage | Deep Seismic Prospecting |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Name | Geophone 4.5 Hz |
|---|---|
| Frequency | 4.5Hz |
| Feature | Low Frequency |
| Sensitivity | 100 V/m/s |
| Coil Resistance | 3800Ω |
| Natural Frequency | 2Hz±10% |
|---|---|
| Sensitivity/G (v/cm.s-1) | 2±10% |
| Coil Resistance/ Rc(Ω) | 6040±5% |
| Internal Resistance/ R（Ω） | 5800±5% |
| Damping Coefficient Bt | 0.7±10% |
| Natural Frequency | 60Hz±5% |
|---|---|
| Name | Vertical Geophone |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| 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±10% |
|---|---|
| Coil Resistance | 6040Ω±5% |
| Sensitivity/G (v/cm.s-1) | 2Hz±10% |
| Moving Mass | 60g |
| Typical Case To Coil Motion P-p | 3mm |
| Natural Frequency | 10Hz ± 5.0% |
|---|---|
| Coil Resistance | 375Ω ± 5.0% |
| Open Circuit Intrinsic Voltage Sensitivity( V/m/s ) | 28.8 V/m/s ± 5.0% |
| Typical Spurious Frequency (Hz ) | ≥240Hz |
| Packaging Details | Carton |
| Frequency | 5Hz |
|---|---|
| Sensitivity | 80 V/m/s |
| Resistance (ohm) | 1850 |
| Cable O.D. | 5.3 Mm |
| Spurious | ≥130 Hz |
