Universal Licensing System
WRKX389
Sprint Spectrum LLC
License details
| ULS identifier | 4394463 |
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| Call sign | WRKX389 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2021-02-26 |
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| Expiration | 2031-02-26 |
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| Cancellation | 2023-05-16 |
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| Frequency range | 23075 MHz |
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| Locations | 2 |
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| Representative location | Belmont, SAN MATEO, CA |
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| Coordinates | 37.5199722, -122.3073611 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:55 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 23075.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 23075.00000000 | | 45M8D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 2520 Dekoven AVE, Belmont, SAN MATEO, CA | 37.51997222, -122.30736111 | 180.000 m | TANK | 17.100 m structure / 19.100 m overall | |
| 2 | R | | 37.54958333, -122.31663889 | 12.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP1-23A | | H | 35.3000 | 346.0000 | | |
| 1 | 2 | R | Commscope VHLP1-23A | | | 35.3000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-17 | WRKX389 | LICAN |
| 2022-10-08 | WRKX389 | LITRAN |
| 2021-06-02 | WRKX389 | LIASS |
| 2021-02-26 | WRKX389 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4394463 | 2026-08-02 02:45:55 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKX389 | ULS 4394463 | 2026-08-02 02:45:55 |
| Status | C | ULS 4394463 | 2026-08-02 02:45:55 |
| Service | CF | ULS 4394463 | 2026-08-02 02:45:55 |
| Grant Date | 2021-02-26 | ULS 4394463 | 2026-08-02 02:45:55 |
| Expiration Date | 2031-02-26 | ULS 4394463 | 2026-08-02 02:45:55 |
| Cancellation Date | 2023-05-16 | ULS 4394463 | 2026-08-02 02:45:55 |