Image:DirectionalSpectra.png
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 19:07, 13 April 2008 | 1,378×778 (16 KB) | Hcberkowitz | (Hypothetical SIGINT intercept station showing spectra from directional antennas.) |
| 19:05, 13 April 2008 | 1,202×178 (1 KB) | Hcberkowitz | ({{Information |Description=Spectrum analyzer displays from directional antennas, with signals of interest plus irrelevant signals |Source=self-made |Date=2007-04-13 |Author= Hcberkowitz |Permission= |other_versions= }} ) |
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