Universal Licensing System
WSDM445
Maritime Academy Charter School
License details
| ULS identifier | 4972412 |
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| Call sign | WSDM445 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2024-06-25 |
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| Expiration | 2034-06-25 |
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| Frequency range | 452.8375 - 457.8375 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | Philadelphia, PHILADELPHIA, PA |
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| Coordinates | 40.0066667, -75.0680556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:28 |
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Licensee
| Name | Maritime Academy Charter School |
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| Applicant type | C |
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| FRN | 0035489137 |
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| Location | Philadelphia, PA |
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| Address | 2275 Bridge Street, Building 11, Philadelphia, PA, 19137 |
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| Phone | 2155354555 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.83750000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 452.83750000 | | | 6.000000 | 6.000000 | |
| 3 | 1 | MO | 457.11250000 | | | 6.000000 | 6.000000 | |
| 2 | 1 | MO | 457.83750000 | | | 6.000000 | 6.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.83750000 | | 11K2F3E |
| 2 | 1 | 452.83750000 | | 11K2F3E |
| 3 | 1 | 457.11250000 | | 11K2F3E |
| 2 | 1 | 457.83750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2275 Bridge St, Philadelphia, PHILADELPHIA, PA | 40.00666667, -75.06805556 | 3.000 m | B | 3.000 m structure / 4.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | Philadelphia, PHILADELPHIA, PA | 40.00666667, -75.06805556 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 4.000 m | | | | -21.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2275 Bridge St, Philadelphia, PA | PHILADELPHIA | 2155354555 |
License history
| Date | File or call sign | Action |
|---|
| 2025-03-25 | WSDM445 | LETCNS |
| 2024-06-25 | WSDM445 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4972412 | 2026-08-02 01:24:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSDM445 | ULS 4972412 | 2026-08-02 01:24:28 |
| Status | A | ULS 4972412 | 2026-08-02 01:24:28 |
| Service | IG | ULS 4972412 | 2026-08-02 01:24:28 |
| Grant Date | 2024-06-25 | ULS 4972412 | 2026-08-02 01:24:28 |
| Expiration Date | 2034-06-25 | ULS 4972412 | 2026-08-02 01:24:28 |