Universal Licensing System
WROS645
Maret School
License details
| ULS identifier | 4528705 |
|---|
| Call sign | WROS645 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-12-01 |
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| Expiration | 2031-12-01 |
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| Frequency range | 72.18 - 72.32 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | Washington, DC |
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| Coordinates | 38.9277778, -77.0595556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:59 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 72.18000000 | | | 1.000000 | 1.000000 | |
| 1 | 1 | MO | 72.26000000 | | | 1.000000 | 1.000000 | |
| 1 | 1 | MO | 72.32000000 | | | 1.000000 | 1.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 72.18000000 | | 20K0F1D |
| 1 | 1 | 72.26000000 | | 20K0F1D |
| 1 | 1 | 72.32000000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Washington, DC | 38.92777778, -77.05955556 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3000 Cathedral Ave. NW, Washington, DC | | 2029398813 |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-01 | WROS645 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4528705 | 2026-08-02 01:18:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROS645 | ULS 4528705 | 2026-08-02 01:18:59 |
| Status | A | ULS 4528705 | 2026-08-02 01:18:59 |
| Service | IG | ULS 4528705 | 2026-08-02 01:18:59 |
| Grant Date | 2021-12-01 | ULS 4528705 | 2026-08-02 01:18:59 |
| Expiration Date | 2031-12-01 | ULS 4528705 | 2026-08-02 01:18:59 |