Universal Licensing System
WSDU311
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4981959 |
|---|
| Call sign | WSDU311 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2024-07-16 |
|---|
| Expiration | 2034-07-16 |
|---|
| Cancellation | 2025-04-25 |
|---|
| Frequency range | 17765 - 18015 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | MESA, MARICOPA, AZ |
|---|
| Coordinates | 33.4084444, -111.8330556 |
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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 | 17765.00000000 | | | | | |
| 1 | 2 | FXO | 17815.00000000 | | | | | |
| 1 | 1 | FXO | 17965.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 2 | 17815.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 17965.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
| 1 | 2 | 18015.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 20 WEST BROADWAY ROAD, MESA, MARICOPA, AZ | 33.40844444, -111.83305556 | 376.400 m | MTOWER | 31.100 m structure / 31.700 m overall | |
| 2 | R | | 33.38683333, -111.86633333 | 367.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | CommScope SHPX3-18B | | H | 43.5000 | 232.3000 | | |
| 1 | 2 | R | CommScope SHPX3-18B | | | 43.5000 | | | |
| 2 | 1 | T | CommScope SHPX3-18B | | V | 43.5000 | 232.3000 | | |
| 2 | 2 | R | CommScope SHPX3-18B | | | 43.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-04-26 | WSDU311 | LICAN |
| 2024-07-16 | WSDU311 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4981959 | 2026-08-02 02:47:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSDU311 | ULS 4981959 | 2026-08-02 02:47:18 |
| Status | C | ULS 4981959 | 2026-08-02 02:47:18 |
| Service | CF | ULS 4981959 | 2026-08-02 02:47:18 |
| Grant Date | 2024-07-16 | ULS 4981959 | 2026-08-02 02:47:18 |
| Expiration Date | 2034-07-16 | ULS 4981959 | 2026-08-02 02:47:18 |
| Cancellation Date | 2025-04-25 | ULS 4981959 | 2026-08-02 02:47:18 |