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Mean signal-to-noise ratios of the recorded signals, calculated from SNR (u)
| Distance (m) | Mean SNR (dB) | Range (dB) | Mean SNR (u) | SD SNR(u) |
|---|---|---|---|---|
| 0.75 | 68.5 | 21.9 | 7,094,206 | 7,148,242 |
| 1.5 | 55.5 | 25.6 | 355,896 | 563,389 |
| 3 | 44.8 | 26 | 30,431 | 43,465 |
| 6 | 35.6 | 15.8 | 3633 | 3302 |
| 12 | 30.3 | 20.3 | 1070 | 937 |
| 24 | 23.7 | 16.4 | 237 | 196 |
