| 极距(m) | 视在电阻(Ω) | 极距(m) | 视在电阻(Ω) |
| 700 | 0.156 | 20 | 0.214 |
| 500 | 0.041 | 10 | 0.299 |
| 300 | 0.072 | 7 | 0.35 |
| 200 | 0.021 | 5 | 0.42 |
| 100 | 0.094 | 3 | 0.71 |
| 70 | 0.054 | 2 | 1.14 |
| 50 | 0.085 | 1 | 3.01 |
| 30 | 0.169 | — | — |