| Natural Frequency | 10Hz±2.5% |
|---|---|
| Geophone Case | Marsh Case |
| Spike | 75mm |
| Geophone Connection | 6X2 |
| Cable O.D | 5.33mm |
| Natural Frequency | 10Hz±2.5% |
|---|---|
| Geophone Case | Marsh Case |
| Spike | 75mm |
| Coil Resistance（Ω） | 395Ω ± 2.5% |
| Moving Mass ( G ) | 11.2g |
| Conductor | Single Layer 51/0.15 |
|---|---|
| Cable O.D(mm) | ∅2.2±0.05 |
| Cross-Sectional Area (mm2) | 0.90 |
| DC Resistance | ≦23Ω/km |
| Maximum Current | 16A |
| 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% |
| Nature Frequency Hz | 4.5Hz±17% |
|---|---|
| Sensitivity | 90V/m/s±10% |
| Distortion | ≤0.2%(@12Hz&0.7 In/s Peak-peak Coil-to-case Velocity) |
| Opening Circuit Damping | 0.3±20% |
| Damping With 20KΩ Shunt Resistor | 0.596±20% |
| Mueller Clip | Wide Clip |
|---|---|
| Material | Solid Copper |
| Length | 61.1mm |
| Rating | 40 Amps |
| Packaging Details | Carton |
| Mueller Clip | Narrow Clip |
|---|---|
| Material | Solid Copper |
| Length | 61.1mm |
| Rating | 40 Amps |
| Packaging Details | Carton |
| 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 |
| Natural Frequency ( Hz ) | 10Hz ± 2.5% |
|---|---|
| Open Circuit Damping | 0.68±5% |
| Sensitivity (v/m/s) | 22.8±2.5% |
| Coil Resistance (ohm) | 350±3.5% |
| Harmonic Distortion ( % ) | ＜0.075 |
| 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% |
