Table 1.
Low and high cut-off frequencies (at −3 dB) for the eight channels used in the vocoding stage.
| Channel | Low (Hz) | High (Hz) |
|---|---|---|
| 1 | 80 | 221 |
| 2 | 221 | 426 |
| 3 | 426 | 724 |
| 4 | 724 | 1158 |
| 5 | 1158 | 1790 |
| 6 | 1790 | 2710 |
| 7 | 2710 | 4050 |
| 8 | 4050 | 6000 |
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