Universal Licensing System
WQEN577
AT&T Corp
License details
| ULS identifier | 2792787 |
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| Call sign | WQEN577 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2006-03-13 |
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| Expiration | 2016-02-01 |
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| Cancellation | 2014-03-17 |
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| Frequency range | 17810 MHz |
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| Locations | 2 |
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| Representative location | IRVINE, ORANGE, CA |
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| Coordinates | 33.6776111, -117.8512778 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17810.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17810.00000000 | | 20M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 18200 VON KARMAN AVENUE, IRVINE, ORANGE, CA | 33.67761111, -117.85127778 | 13.100 m | B | 48.200 m structure / 50.300 m overall | N |
| 2 | R | | 33.61836111, -117.87241667 | 67.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION VHLP2-18 | | H | 38.7000 | 196.6000 | | |
| 1 | 2 | R | ANDREW CORPORATION VHLP2-18 | | | 38.7000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2014-03-18 | WQEN577 | LICAN |
| 2013-08-17 | WQEN577 | LIAUA |
| 2013-08-16 | WQEN577 | ESUAPR |
| 2011-11-02 | WQEN577 | LIMOD |
| 2006-03-13 | WQEN577 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2792787 | 2026-08-02 02:45:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQEN577 | ULS 2792787 | 2026-08-02 02:45:22 |
| Status | C | ULS 2792787 | 2026-08-02 02:45:22 |
| Service | CF | ULS 2792787 | 2026-08-02 02:45:22 |
| Grant Date | 2006-03-13 | ULS 2792787 | 2026-08-02 02:45:22 |
| Expiration Date | 2016-02-01 | ULS 2792787 | 2026-08-02 02:45:22 |
| Cancellation Date | 2014-03-17 | ULS 2792787 | 2026-08-02 02:45:22 |