Universal Licensing System
WRDN434
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4169363 |
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| Call sign | WRDN434 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2019-06-11 |
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| Expiration | 2029-06-11 |
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| Frequency range | 11345 - 11385 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Lake Los Angeles, LOS ANGELES, CA |
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| Coordinates | 34.6044167, -117.8398333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11345.00000000 | | | | | |
| 1 | 2 | FXO | 11385.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11345.00000000 | | 40M0D7W |
| 1 | 2 | 11385.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 39750 163rd Street E, Lake Los Angeles, LOS ANGELES, CA | 34.60441667, -117.83983333 | 905.000 m | MTOWER | 16.800 m structure / 18.600 m overall | |
| 2 | R | | 34.69325000, -117.81808333 | 856.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES INC. HPD3-11 | | H | 38.5000 | 11.4000 | | |
| 1 | 2 | R | RADIO WAVES INC. HPD3-11 | | | 38.5000 | | | |
| 2 | 1 | T | RADIO WAVES INC. HPD3-11 | | V | 38.5000 | 11.4000 | | |
| 2 | 2 | R | RADIO WAVES INC. HPD3-11 | | | 38.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRDN434 | LIAUA |
| 2024-01-25 | WRDN434 | LIAUA |
| 2023-01-18 | WRDN434 | LIAUA |
| 2023-01-12 | WRDN434 | LIAUA |
| 2019-06-11 | WRDN434 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4169363 | 2026-08-02 02:47:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRDN434 | ULS 4169363 | 2026-08-02 02:47:12 |
| Status | A | ULS 4169363 | 2026-08-02 02:47:12 |
| Service | CF | ULS 4169363 | 2026-08-02 02:47:12 |
| Grant Date | 2019-06-11 | ULS 4169363 | 2026-08-02 02:47:12 |
| Expiration Date | 2029-06-11 | ULS 4169363 | 2026-08-02 02:47:12 |