Universal Licensing System
WQKX503
San Bernardino County
License details
| ULS identifier | 3139542 |
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| Call sign | WQKX503 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2019-09-04 |
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| Expiration | 2029-10-16 |
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| Frequency range | 453.5875 - 460.3375 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | COLTON, SAN BERNARDINO, CA |
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| Coordinates | 34.0738889, -117.3508889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-16 06:47:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 453.58750000 | | | 90.000000 | 45.000000 | |
| 1 | 1 | FB | 460.06250000 | | | 90.000000 | 45.000000 | |
| 1 | 1 | FB | 460.33750000 | | | 90.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.58750000 | | 11K2F9W |
| 1 | 1 | 460.06250000 | | 11K2F9W |
| 1 | 1 | 460.33750000 | | 11K2F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ARMC 1500 W SAN BERNARDINO AVE, COLTON, SAN BERNARDINO, CA | 34.07388889, -117.35088889 | 323.000 m | MAST | 36.000 m structure / 39.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 3.000 m | | | | -32.700 | |
Control points
| Number | Address | County | Phone |
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| 1 | 1743 W MIRO WAY, RIALTO, CA | SAN BERNARDINO | 9093563900 |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-27 | WQKX503 | LIAUA |
| 2024-05-08 | WQKX503 | LIAUA |
| 2021-11-06 | WQKX503 | LIAUA |
| 2019-09-04 | WQKX503 | LIREN |
| 2019-07-22 | WQKX503 | LETRES |
| 2010-07-20 | WQKX503 | LETCNS |
| 2009-10-16 | WQKX503 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3139542 | 2026-08-16 06:47:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQKX503 | ULS 3139542 | 2026-08-16 06:47:05 |
| Status | A | ULS 3139542 | 2026-08-16 06:47:05 |
| Service | PW | ULS 3139542 | 2026-08-16 06:47:05 |
| Grant Date | 2019-09-04 | ULS 3139542 | 2026-08-16 06:47:05 |
| Expiration Date | 2029-10-16 | ULS 3139542 | 2026-08-16 06:47:05 |