Universal Licensing System
WRMM753
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4444078 |
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| Call sign | WRMM753 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2021-05-04 |
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| Expiration | 2031-05-04 |
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| Frequency range | 17965 - 18115 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | Lodi, SAN JOAQUIN, CA |
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| Coordinates | 38.1160833, -121.5440278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:16 |
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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 | | | | | |
| 1 | 1 | FXO | 18065.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 1 | 18065.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 19401 W State Hwy, Lodi, SAN JOAQUIN, CA | 38.11608333, -121.54402778 | 0.300 m | MTOWER | 31.700 m structure / 32.000 m overall | |
| 2 | R | | 38.16513889, -121.60666667 | 1.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION VHLPX4-18C | | H | 44.7000 | 314.8000 | | |
| 1 | 2 | R | ANDREW CORPORATION VHLPX4-18C | | | 44.7000 | | | |
| 2 | 1 | T | ANDREW CORPORATION VHLPX4-18C | | V | 44.7000 | 314.8000 | | |
| 2 | 2 | R | ANDREW CORPORATION VHLPX4-18C | | | 44.7000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRMM753 | LIAUA |
| 2024-01-25 | WRMM753 | LIAUA |
| 2023-01-18 | WRMM753 | LIAUA |
| 2023-01-12 | WRMM753 | LIAUA |
| 2021-05-04 | WRMM753 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4444078 | 2026-08-02 02:47:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMM753 | ULS 4444078 | 2026-08-02 02:47:16 |
| Status | A | ULS 4444078 | 2026-08-02 02:47:16 |
| Service | CF | ULS 4444078 | 2026-08-02 02:47:16 |
| Grant Date | 2021-05-04 | ULS 4444078 | 2026-08-02 02:47:16 |
| Expiration Date | 2031-05-04 | ULS 4444078 | 2026-08-02 02:47:16 |