Universal Licensing System
WRTF581
Maryland, State of - MDOT-MTA
License details
| ULS identifier | 4620277 |
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| Call sign | WRTF581 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2022-06-10 |
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| Expiration | 2032-06-10 |
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| Frequency range | 23420 MHz |
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| Locations | 2 |
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| Representative location | BALTIMORE, BALTIMORE, MD |
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| Coordinates | 39.2759444, -76.6374722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:17 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 23420.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 23420.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1515 WASHINGTON BLVD, BALTIMORE, BALTIMORE, MD | 39.27594444, -76.63747222 | 12.200 m | LTOWER | 76.200 m structure / 85.300 m overall | |
| 2 | R | | 39.27761111, -76.63913889 | 12.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP2-23B | | V | 40.5000 | 322.1000 | | |
| 1 | 2 | R | COMMSCOPE VHLP2-23B | | | 40.5000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1515 Washington Blvd, Baltimore, MD | | 4104547062 |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-21 | WRTF581 | LETCNS |
| 2022-06-10 | WRTF581 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4620277 | 2026-08-02 02:43:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTF581 | ULS 4620277 | 2026-08-02 02:43:17 |
| Status | A | ULS 4620277 | 2026-08-02 02:43:17 |
| Service | MW | ULS 4620277 | 2026-08-02 02:43:17 |
| Grant Date | 2022-06-10 | ULS 4620277 | 2026-08-02 02:43:17 |
| Expiration Date | 2032-06-10 | ULS 4620277 | 2026-08-02 02:43:17 |