| Natural Frequency | 4.5Hz±10% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | Steel Spike Length 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency | 4.5Hz±10% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency | 14Hz±5% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency | 60Hz±5% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency | 100Hz±10% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency | 4.5Hz±10% |
|---|---|
| Geophone Case | Vertical Waterproof Land Case |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Nature Frequency | 1±10% Hz |
|---|---|
| Working Direction | Vertical Or Horizontal |
| Damping | 0.36±20% |
| Sensitivity（80 Hz）v/m/s | 200±10% |
| DC Resistance Ω | 3300±10% |
| Natural Frequency | 5Hz±7.5% |
|---|---|
| Sensitivity | 80±5% V/m/s |
| Spike | 75mm |
| Lead-in Cable | 1 M |
| Cable O.D | 4.6mm |
| Natural Frequency ( Hz ) | 28Hz ± 5% |
|---|---|
| Sensitivity With Shunt Resistor ( V/m/s ) | 31.0 V/m/s ± 5% |
| Coil Resistance | 385 Ω ± 5% |
| Moving Mass | 10.2g |
| Harmonic Distortion ( % ) | ＜0.2% |
| Natural Frequency ( Hz ) | 60Hz ± 5% |
|---|---|
| Sensitivity With Shunt Resistor ( V/m/s ) | 48.0 V/m/s ± 5% |
| Coil Resistance | 1450 Ω ± 5% |
| Moving Mass | 7.3g |
| Harmonic Distortion ( % ) | ＜0.2% |
