Table 1.
Crossover frequencies used for filtering.
| Condition | Crossover frequencies |
|---|---|
| one-channel | n/a |
| two-channel | 1130 Hz |
| four-channel | 440 Hz, 1130 Hz, 2800 Hz |
| eight-channel | 280 Hz, 440 Hz, 710 Hz, 1130 Hz, 1780 Hz, 2800 Hz, 4440 Hz |
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