Universal Licensing System
WRMD336
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4426399 |
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| Call sign | WRMD336 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2021-03-23 |
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| Expiration | 2031-03-23 |
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| Cancellation | 2026-08-03 |
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| Frequency range | 17965 - 18115 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Chula Vista, SAN DIEGO, CA |
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| Coordinates | 32.6544167, -116.9545556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-24 01:43:10 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 17965.00000000 | | | | | |
| 1 | 1 | FXO | 18115.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 17965.00000000 | | 50M0D7W |
| 1 | 1 | 18115.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 851 Showroom Place, Chula Vista, SAN DIEGO, CA | 32.65441667, -116.95455556 | 212.400 m | MTOWER | 18.000 m structure / 18.000 m overall | |
| 2 | R | | 32.68094444, -116.95558333 | 281.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION VHLPX2-18B | | H | 38.9000 | 358.1000 | | |
| 1 | 2 | R | ANDREW CORPORATION VHLPX2-18B | | | 38.9000 | | | |
| 2 | 1 | T | ANDREW CORPORATION VHLPX2-18B | | V | 38.9000 | 358.1000 | | |
| 2 | 2 | R | ANDREW CORPORATION VHLPX2-18B | | | 38.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-08-04 | WRMD336 | LICAN |
| 2025-09-04 | WRMD336 | LIAUA |
| 2024-01-25 | WRMD336 | LIAUA |
| 2023-01-18 | WRMD336 | LIAUA |
| 2023-01-12 | WRMD336 | LIAUA |
| 2022-09-22 | WRMD336 | LETCNS |
| 2021-03-23 | WRMD336 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4426399 | 2026-08-24 01:43:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMD336 | ULS 4426399 | 2026-08-24 01:43:10 |
| Status | C | ULS 4426399 | 2026-08-24 01:43:10 |
| Service | CF | ULS 4426399 | 2026-08-24 01:43:10 |
| Grant Date | 2021-03-23 | ULS 4426399 | 2026-08-24 01:43:10 |
| Expiration Date | 2031-03-23 | ULS 4426399 | 2026-08-24 01:43:10 |
| Cancellation Date | 2026-08-03 | ULS 4426399 | 2026-08-24 01:43:10 |