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Minimum distance between antenna and surface to obtain a reflected wavelet at different overlapping degrees. Measurements were obtained with high stacking (512) to ensure adequate signal stability.
| Direct Signal – Surface 3dB aliasing | Direct Signal – Surface 10dB aliasing | |
|---|---|---|
| 1 GHz | 30 cm (1.16λ) | 60 cm (2λ) |
| 800 MHz | 30 cm (1.1λ) | 75 cm (2.37λ) |
