Universal Licensing System
WQKA504
ORANGE COUNTY DEPT OF EDUCATION
License details
| ULS identifier | 3083688 |
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| Call sign | WQKA504 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-04-12 |
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| Expiration | 2029-03-05 |
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| Frequency range | 451.6875 - 452.6875 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | SILVERADO, ORANGE, CA |
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| Coordinates | 33.7435000, -117.6676389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.68750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.28750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.68750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.68750000 | | 11K2F3E |
| 1 | 1 | 452.28750000 | | 11K2F3E |
| 1 | 1 | 452.41250000 | | 11K2F3E |
| 1 | 1 | 452.51250000 | | 11K2F3E |
| 1 | 1 | 452.68750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | SILVERADO, ORANGE, CA | 33.74350000, -117.66763889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 8755 SANTIAGO CANYON RD, SILVERADO, CA | ORANGE | 7147083885 |
License history
| Date | File or call sign | Action |
|---|
| 2019-04-12 | WQKA504 | LIREN |
| 2019-02-23 | WQKA504 | ESURNW |
| 2019-02-03 | WQKA504 | ESURNW |
| 2019-01-04 | WQKA504 | ESURNW |
| 2018-12-10 | WQKA504 | LETRES |
| 2018-12-05 | WQKA504 | ESURNW |
| 2009-12-08 | WQKA504 | LETCNS |
| 2009-03-05 | WQKA504 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3083688 | 2026-08-02 01:18:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQKA504 | ULS 3083688 | 2026-08-02 01:18:34 |
| Status | A | ULS 3083688 | 2026-08-02 01:18:34 |
| Service | IG | ULS 3083688 | 2026-08-02 01:18:34 |
| Grant Date | 2019-04-12 | ULS 3083688 | 2026-08-02 01:18:34 |
| Expiration Date | 2029-03-05 | ULS 3083688 | 2026-08-02 01:18:34 |