Level | Number of switching devices | THD (%) | Power drop (mV) |
5 | 8 | 35.12 | 110 |
7 | 12 | 30.78 | 115 |
9 | 16 | 22.75 | 120 |
11 | 20 | 13.96 | 128 |
13 | 24 | 12.02 | 154 |
15 | 28 | 11.15 | 158 |