| Natural Frequency ( Hz ) | 2.0 ± 15% |
|---|---|
| Open-circuit Sensitivity (V/m/s) | 200 ± 10% |
| Coil Resistance (Ω) | 5800 ± 5% |
| Open Damping | 0.6 ± 1.5% |
| Distortion (@12Hz&0.7 In/s Peak-peak Coil-to-case Velocity) | ≤0.2% |
| Natural Frequency ( Hz ) | 2.0 ± 15% |
|---|---|
| Open-circuit Sensitivity (V/m/s) | 200 ± 10% |
| Coil Resistance (Ω) | 5800 ± 5% |
| Open Damping | 0.6 ± 1.5% |
| Distortion (@12Hz&0.7 In/s Peak-peak Coil-to-case Velocity) | ≤0.2% |
| Name | 2Hz±10% Low Cost 3 Component Geophone Of Rock Layer |
|---|---|
| Natural Frequency | 2Hz±10% |
| Sensitivity/G (v/cm.s-1) | 2±10% |
| Coil Resistance/ Rc(Ω) | 6040±5% |
| Internal Resistance/ R（Ω） | 5800±5% |
| Natural Frequency | Geophone 4.5 Hz |
|---|---|
| Geophone Case | Waterproof Land Case |
| Damping | 0.6±5% |
| Sensitivity ( V/m/s ) | 28.8 V/m/s ±5% |
| Coil Resistance(Ω) | 375±5% |
| Name | Three Component Geophone |
|---|---|
| Geophone Case | Waterproof Land Case |
| Damping | 0.6±5% |
| Sensitivity ( V/m/s ) | 28.8 V/m/s ±5% |
| Coil Resistance(Ω) | 375±5% |
| Natural Frequency | 4.5Hz±10% |
|---|---|
| Usage | Waterproof Land Case |
| Spike | 75mm |
| Name | 3 Component Geophone |
| Coil Resistance(Ω) | 375±5% |
| Name | 3 Component Geophone |
|---|---|
| Natural Frequency | 4.5Hz±10% |
| Moving Mass ( G ) | 11.3g |
| Sensitivity ( V/m/s ) | 28.8 V/m/s ±5% |
| Coil Resistance(Ω) | 375±5% |
