谐波次数 | 谐波放大状况 | 主系统电流 | 电容器电流 |
| 轻度放大 | [1,2] | [−1,0] |
| 严重放大 | [2,+∞] | [−∞,−1] |
| 谐振 | ∞ | ∞ |
| 严重放大 | [−∞,−1] | [2,+∞] |
| 轻度放大 | [−1,0] | [1,2] |
| 分流 | [0,1] | [0,1] |