Universal Licensing System
WQBU456
HPWREN University of California, San Diego
License details
| ULS identifier | 2679118 |
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| Call sign | WQBU456 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2024-12-03 |
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| Expiration | 2034-12-15 |
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| Frequency range | 11075 - 11335 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | La Jolla, SAN DIEGO, CA |
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| Coordinates | 32.8399167, -117.2485833 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:10 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 11075.00000000 | | | | | |
| 1 | 2 | FXO | 11075.00000000 | | | | | |
| 1 | 2 | FXO | 11075.00000000 | | | | | |
| 1 | 2 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 3 | FXO | 11075.00000000 | | | | | |
| 1 | 1 | FXO | 11335.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 11075.00000000 | | 79M3D7D |
| 1 | 2 | 11075.00000000 | | 79M3D7D |
| 1 | 2 | 11075.00000000 | | 79M3D7D |
| 1 | 2 | 11075.00000000 | | 79M3D7D |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 3 | 11075.00000000 | | 80M0D7W |
| 1 | 1 | 11335.00000000 | | 10M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Mt Soledad, La Jolla, SAN DIEGO, CA | 32.83991667, -117.24858333 | 217.600 m | LTOWER | 36.600 m structure / 54.300 m overall | N |
| 2 | R | | 32.77663889, -117.07302778 | 130.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Andrew Corporation VHP4-107A | | H | 40.5000 | 113.1000 | | |
| 1 | 2 | R | Andrew Corporation VHP4-107A | | | 40.5000 | | | |
| 2 | 1 | T | COMMSCOPE VHP4-107A | | S | 40.5000 | 113.1000 | | |
| 2 | 2 | R | COMMSCOPE VHP4-107A | | | 40.5000 | | | |
| 3 | 1 | T | COMMSCOPE VHP4-107A | | S | 40.5000 | 113.1000 | | |
| 3 | 2 | R | COMMSCOPE VHP4-107A | | | 40.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-12-03 | WQBU456 | LIREN |
| 2024-11-15 | WQBU456 | ESURNW |
| 2024-10-16 | WQBU456 | ESURNW |
| 2024-09-23 | WQBU456 | LETRES |
| 2021-11-09 | WQBU456 | LETCNS |
| 2021-03-09 | WQBU456 | LETCNS |
| 2020-08-04 | WQBU456 | LIMOD |
| 2019-12-09 | WQBU456 | LIMOD |
| 2014-09-23 | WQBU456 | LIREN |
| 2014-09-22 | WQBU456 | LETRES |
| 2014-09-16 | WQBU456 | ESURNW |
| 2004-12-15 | WQBU456 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2679118 | 2026-08-02 02:44:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQBU456 | ULS 2679118 | 2026-08-02 02:44:10 |
| Status | A | ULS 2679118 | 2026-08-02 02:44:10 |
| Service | MW | ULS 2679118 | 2026-08-02 02:44:10 |
| Grant Date | 2024-12-03 | ULS 2679118 | 2026-08-02 02:44:10 |
| Expiration Date | 2034-12-15 | ULS 2679118 | 2026-08-02 02:44:10 |