Universal Licensing System
WQLM428
AT&T Mobility Puerto Rico Inc.
License details
| ULS identifier | 3174730 |
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| Call sign | WQLM428 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2010-03-08 |
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| Expiration | 2020-03-08 |
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| Cancellation | 2014-07-09 |
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| Frequency range | 6093.45 - 11637.5 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | Bayamon, BAYAMON, PR |
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| Coordinates | 18.2890556, -66.1508056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:46 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 6093.45000000 | | | | | |
| 1 | 2 | FXO | 11632.50000000 | | | | | |
| 1 | 1 | FXO | 11637.50000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 6093.45000000 | | 30M0D7W |
| 1 | 2 | 11632.50000000 | | 5M00D7W |
| 1 | 1 | 11637.50000000 | | 5M00D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PR 879, Km 1.5, Guaraguao, La Pena Sector, Bayamon, BAYAMON, PR | 18.28905556, -66.15080556 | 498.600 m | MAST | 73.900 m structure / 82.300 m overall | |
| 2 | R | | 18.40141667, -66.11886111 | 45.400 m | | | |
| 3 | R | | 18.34330556, -66.19300000 | 122.800 m | | | |
| 4 | R | | 18.40422222, -66.10763889 | 14.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Andrew Corporation HSX6-107 RF | | V | 43.9000 | 15.2000 | | |
| 1 | 2 | R | Andrew Corporation HSX4-107 RF | | | 40.2000 | | | |
| 1 | 3 | R | Andrew Corporation VHLP4-11 | | | 40.4000 | | | |
| 1 | 4 | R | Andrew Corporation UHX6-59K LF | | | 38.8000 | | | |
| 2 | 1 | T | Andrew Corporation VHLP4-11 | | V | 40.4000 | 323.4000 | | |
| 3 | 1 | T | Radio Frequency Systems PAD6-W57A | | V | 38.9000 | 19.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2014-07-10 | WQLM428 | LICAN |
| 2014-02-12 | WQLM428 | LIAUA |
| 2014-02-11 | WQLM428 | ESUAPR |
| 2012-11-29 | WQLM428 | LIAUA |
| 2012-11-27 | WQLM428 | ESUAPR |
| 2012-05-15 | WQLM428 | LIAUA |
| 2012-05-14 | WQLM428 | ESUAPR |
| 2012-03-08 | WQLM428 | LITRAN |
| 2011-11-18 | WQLM428 | ESUAPR |
| 2011-02-08 | WQLM428 | LITRAN |
| 2011-01-28 | WQLM428 | ESUAPR |
| 2010-03-31 | WQLM428 | LIAUA |
| 2010-03-30 | WQLM428 | ESCAPR |
| 2010-03-08 | WQLM428 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3174730 | 2026-08-02 02:45:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQLM428 | ULS 3174730 | 2026-08-02 02:45:46 |
| Status | C | ULS 3174730 | 2026-08-02 02:45:46 |
| Service | CF | ULS 3174730 | 2026-08-02 02:45:46 |
| Grant Date | 2010-03-08 | ULS 3174730 | 2026-08-02 02:45:46 |
| Expiration Date | 2020-03-08 | ULS 3174730 | 2026-08-02 02:45:46 |
| Cancellation Date | 2014-07-09 | ULS 3174730 | 2026-08-02 02:45:46 |