Universal Licensing System
WRTT891
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4639397 |
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| Call sign | WRTT891 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2022-07-25 |
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| Expiration | 2032-07-25 |
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| Frequency range | 6755 - 6815 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | BRAZORIA, BRAZORIA, TX |
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| Coordinates | 29.0543611, -95.5676667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:15 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6755.00000000 | | | | | |
| 1 | 2 | FXO | 6755.00000000 | | | | | |
| 1 | 1 | FXO | 6815.00000000 | | | | | |
| 1 | 2 | FXO | 6815.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6755.00000000 | | 30M0D7W |
| 1 | 2 | 6755.00000000 | | 30M0D7W |
| 1 | 1 | 6815.00000000 | | 30M0D7W |
| 1 | 2 | 6815.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 517 YERBY Street, BRAZORIA, BRAZORIA, TX | 29.05436111, -95.56766667 | 8.500 m | LTOWER | 59.100 m structure / 59.100 m overall | |
| 2 | R | | 28.98644444, -95.51569444 | 7.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION USX6-6W | | H | 38.8000 | 146.1000 | | |
| 1 | 2 | R | ANDREW CORPORATION USX6-6W | | | 38.8000 | | | |
| 2 | 1 | T | ANDREW CORPORATION USX6-6W | | V | 38.8000 | 146.1000 | | |
| 2 | 2 | R | ANDREW CORPORATION USX6-6W | | | 38.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRTT891 | LIAUA |
| 2024-01-25 | WRTT891 | LIAUA |
| 2023-01-18 | WRTT891 | LIAUA |
| 2023-01-12 | WRTT891 | LIAUA |
| 2022-07-25 | WRTT891 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4639397 | 2026-08-02 02:47:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTT891 | ULS 4639397 | 2026-08-02 02:47:15 |
| Status | A | ULS 4639397 | 2026-08-02 02:47:15 |
| Service | CF | ULS 4639397 | 2026-08-02 02:47:15 |
| Grant Date | 2022-07-25 | ULS 4639397 | 2026-08-02 02:47:15 |
| Expiration Date | 2032-07-25 | ULS 4639397 | 2026-08-02 02:47:15 |