| Parameter | Value |
|---|---|
| Sampling speed | 50/100/200/400MHz |
| Measuring method | Flashover sampling method, low voltage impulse method |
| Measuring distance | ≥60km |
| Pulse amplitude | 400Vpp |
| Pulse width | Adaptive |
| Reading resolution | 0.5m |
| Measurement accuracy | ±10m (absolute value) or 1% (relative value) |