Universal Licensing System
WSDU485
Calvert County Public Schools
License details
| ULS identifier | 4982215 |
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| Call sign | WSDU485 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2024-07-17 |
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| Expiration | 2034-07-17 |
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| Frequency range | 452.4375 - 457.4375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CHESAPEAKE BEACH, CALVERT, MD |
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| Coordinates | 38.6836667, -76.5375278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:45 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.43750000 | | | 50.000000 | 20.000000 | |
| 2 | 1 | MO | 452.43750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 457.43750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.43750000 | | 7K60FXE |
| 2 | 1 | 452.43750000 | | 7K60FXE |
| 2 | 1 | 457.43750000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 7900 OLD BAYSIDE ROAD, CHESAPEAKE BEACH, CALVERT, MD | 38.68366667, -76.53752778 | 16.000 m | B | 9.100 m structure / 9.100 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.100 m | | | | 10.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7900 OLD BAYSIDE RD, CHESAPEAKE BEACH, MD | CALVERT | 4438508470 |
License history
| Date | File or call sign | Action |
|---|
| 2025-04-15 | WSDU485 | LETCNS |
| 2024-07-17 | WSDU485 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4982215 | 2026-08-02 01:18:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSDU485 | ULS 4982215 | 2026-08-02 01:18:45 |
| Status | A | ULS 4982215 | 2026-08-02 01:18:45 |
| Service | IG | ULS 4982215 | 2026-08-02 01:18:45 |
| Grant Date | 2024-07-17 | ULS 4982215 | 2026-08-02 01:18:45 |
| Expiration Date | 2034-07-17 | ULS 4982215 | 2026-08-02 01:18:45 |