Universal Licensing System
WRQB257
WATERTOWN, CITY OF
License details
| ULS identifier | 4583422 |
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| Call sign | WRQB257 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2022-04-14 |
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| Expiration | 2032-04-14 |
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| Frequency range | 17815 MHz |
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| Locations | 2 |
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| Representative location | Watertown Town, MIDDLESEX, MA |
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| Coordinates | 42.3626667, -71.1592778 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 17815.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 17815.00000000 | | 10M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 130 Arsenal Yards Blvd., Watertown Town, MIDDLESEX, MA | 42.36266667, -71.15927778 | 12.300 m | BANT | 27.400 m structure / 30.500 m overall | |
| 2 | R | | 42.36752778, -71.18633333 | 5.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RF ENGINEERING AND ENERGY RFMA-1835UH03S | | V | 34.2000 | 283.6000 | | |
| 1 | 2 | R | RF ENGINEERING AND ENERGY RFMA-1835UH03S | | | 34.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-06 | WRQB257 | LIAUA |
| 2023-07-18 | WRQB257 | LETCNS |
| 2023-03-04 | WRQB257 | LIAUA |
| 2022-04-22 | WRQB257 | LIAUA |
| 2022-04-14 | WRQB257 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4583422 | 2026-08-02 02:44:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRQB257 | ULS 4583422 | 2026-08-02 02:44:04 |
| Status | A | ULS 4583422 | 2026-08-02 02:44:04 |
| Service | MW | ULS 4583422 | 2026-08-02 02:44:04 |
| Grant Date | 2022-04-14 | ULS 4583422 | 2026-08-02 02:44:04 |
| Expiration Date | 2032-04-14 | ULS 4583422 | 2026-08-02 02:44:04 |