Universal Licensing System
WROX899
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4537466 |
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| Call sign | WROX899 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2021-12-28 |
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| Expiration | 2031-12-28 |
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| Frequency range | 17965 - 18015 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CASTAIC, LOS ANGELES, CA |
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| Coordinates | 34.5839722, -118.7215000 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:18 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17965.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 33507U Whitaker Ridge Road, CASTAIC, LOS ANGELES, CA | 34.58397222, -118.72150000 | 1129.000 m | LTOWER | 30.500 m structure / 38.100 m overall | |
| 2 | R | | 34.60661111, -118.72633333 | 856.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION VHLPX3-18 | | V | 43.5000 | 350.0000 | | |
| 1 | 2 | R | ANDREW CORPORATION VHLPX2-18B | | | 38.9000 | | | |
| 2 | 1 | T | ANDREW CORPORATION VHLPX3-18 | | H | 43.5000 | 350.0000 | | |
| 2 | 2 | R | ANDREW CORPORATION VHLPX2-18B | | | 38.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WROX899 | LIAUA |
| 2024-01-25 | WROX899 | LIAUA |
| 2023-01-18 | WROX899 | LIAUA |
| 2023-01-12 | WROX899 | LIAUA |
| 2022-10-25 | WROX899 | LIMOD |
| 2021-12-28 | WROX899 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4537466 | 2026-08-02 02:47:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROX899 | ULS 4537466 | 2026-08-02 02:47:18 |
| Status | A | ULS 4537466 | 2026-08-02 02:47:18 |
| Service | CF | ULS 4537466 | 2026-08-02 02:47:18 |
| Grant Date | 2021-12-28 | ULS 4537466 | 2026-08-02 02:47:18 |
| Expiration Date | 2031-12-28 | ULS 4537466 | 2026-08-02 02:47:18 |