| Natural Frequency ( Hz ) | 4.5 ± 10% |
|---|---|
| Typical Spurious Frequency (Hz) | ≥90Hz |
| Distortion | ≤0.9% |
| Opening Circuit Damping | 0.6 ± 10% |
| Coil Resistance(ohm) | 3800 ± 5% |
| Frequency | 5Hz |
|---|---|
| Sensitivity | 80 V/m/s |
| Resistance (ohm) | 1850 |
| Cable O.D. | 5.3 Mm |
| Spurious | ≥130 Hz |
| 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% |
| Natural Frequency ( Hz ) | 4.5±10% |
|---|---|
| Coil Resistance(Ω) | 375±5% |
| Damping | 0.6±5% |
| Open Circuit Intrinsic Voltage Sensitivity ( V/m/s ) | 28.8 V/m/s ±5% |
| Harmonic Distortion ( % ) | ≦0.2% |
| Natural Frequency ( Hz ) | 4.5±10% |
|---|---|
| Coil Resistance(Ω) | 375±5% |
| Damping | 0.6±5% |
| Open Circuit Intrinsic Voltage Sensitivity ( V/m/s ) | 28.8 V/m/s ±5% |
| Harmonic Distortion ( % ) | ≤0.2% |
| Nature Frequency Hz | 5Hz ±7.5% |
|---|---|
| Typical Spurious Frequency (Hz) | ≥130Hz |
| Distortion | ≤0.1% |
| Opening Circuit Damping | 0.6±7.5% |
| Open Circuit Resistance(ohm) | 1850±5% |
| Natural Frequency ( Hz ) | 2 ±15% |
|---|---|
| Direction | Vertical |
| Coil Resistance/ Rc(Ω) | 6400 ±10% |
| Sensitivity ( V/m/s ) | 260V/m/s ±15% |
| Damping | 0.7 ±15% |
| Natural Frequency ( Hz ) | 4.5 ± 10% |
|---|---|
| Typical Spurious Frequency (Hz) | ≥90Hz |
| Distortion | ≤0.9% |
| Opening Circuit Damping | 0.6 ± 10% |
| Coil Resistance(ohm) | 3800 ± 5% |
| Frequency | 4.5Hz |
|---|---|
| Sensitivity | 28.8 V/m/s |
| Coil Resistance | 375Ω |
| Direction | Triaxial |
| Geophone Case | Land Case |
