Universal Licensing System
WQKR538
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 3127402 |
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| Call sign | WQKR538 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2019-08-21 |
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| Expiration | 2029-08-24 |
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| Frequency range | 11245 - 11365 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | Richmond, CONTRA COSTA, CA |
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| Coordinates | 37.9575556, -122.3124167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-17 04:17:06 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11245.00000000 | | | | | |
| 1 | 2 | FXO | 11365.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11245.00000000 | | 30M0D7W |
| 1 | 2 | 11365.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PEARL RESERVOIR, Richmond, CONTRA COSTA, CA | 37.95755556, -122.31241667 | 203.600 m | LTOWER | 18.000 m structure / 18.000 m overall | N |
| 2 | R | | 37.99305556, -122.26972222 | 173.400 m | | | |
| 3 | R | | 37.93561111, -122.34258333 | 15.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES, INC HP3-11 | | V | 37.6000 | 43.6000 | | |
| 1 | 2 | R | RADIO WAVES, INC HP3-11 | | | 37.6000 | 0.0000 | | |
| 1 | 3 | R | RADIO WAVES, INC HP3-11 | | | 37.6000 | 0.0000 | | |
| 2 | 1 | T | RADIO WAVES, INC HP3-11 | | V | 37.6000 | 227.4000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 30 DOUGLAS DRIVE, MARTINEZ, CA | CONTRA COSTA | 9253131250 |
License history
| Date | File or call sign | Action |
|---|
| 2022-01-10 | WQKR538 | LIMOD |
| 2020-07-23 | WQKR538 | LIAUA |
| 2020-05-12 | WQKR538 | LIAUA |
| 2019-08-21 | WQKR538 | LIREN |
| 2019-08-14 | WQKR538 | ESURNW |
| 2019-07-25 | WQKR538 | ESURNW |
| 2019-06-25 | WQKR538 | ESURNW |
| 2019-06-03 | WQKR538 | LETRES |
| 2019-05-26 | WQKR538 | ESURNW |
| 2016-08-11 | WQKR538 | LIMOD |
| 2016-07-25 | WQKR538 | ESUAPR |
| 2012-08-14 | WQKR538 | LTSAPR |
| 2012-08-13 | WQKR538 | EFCAPR |
| 2012-06-16 | WQKR538 | LIAUA |
| 2012-06-15 | WQKR538 | ESCAPR |
| 2009-12-17 | WQKR538 | LIMOD |
| 2009-08-24 | WQKR538 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3127402 | 2026-08-17 04:17:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQKR538 | ULS 3127402 | 2026-08-17 04:17:06 |
| Status | A | ULS 3127402 | 2026-08-17 04:17:06 |
| Service | MW | ULS 3127402 | 2026-08-17 04:17:06 |
| Grant Date | 2019-08-21 | ULS 3127402 | 2026-08-17 04:17:06 |
| Expiration Date | 2029-08-24 | ULS 3127402 | 2026-08-17 04:17:06 |