Universal Licensing System
WBL497
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 1278799 |
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| Call sign | WBL497 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2024-07-30 |
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| Expiration | 2034-10-19 |
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| Frequency range | 491.9125 MHz |
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| Locations | 1 |
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| Representative location | WALNUT CREEK, CONTRA COSTA, CA |
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| Coordinates | 37.9126944, -122.0399722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:36 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FX1 | 491.91250000 | | | 35.000000 | 200.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 491.91250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1601 YGNACIO VALLEY RD, WALNUT CREEK, CONTRA COSTA, CA | 37.91269444, -122.03997222 | 53.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 35.000 m | | | | 88.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 50 GLACIER DR, MARTINEZ, CA | CONTRA COSTA | 9256465900 |
License history
| Date | File or call sign | Action |
|---|
| 2024-07-30 | WBL497 | LIREN |
| 2024-07-29 | WBL497 | LETRES |
| 2020-07-21 | WBL497 | LIAUA |
| 2020-05-06 | WBL497 | LIAUA |
| 2014-07-23 | WBL497 | LIREN |
| 2014-07-21 | WBL497 | ESURNW |
| 2013-04-16 | WBL497 | LIMOD |
| 2013-04-15 | WBL497 | ESUAPR |
| 2012-06-15 | WBL497 | LIAUA |
| 2012-06-14 | WBL497 | ESUAPR |
| 2010-08-16 | WBL497 | LIMOD |
| 2010-06-22 | WBL497 | LIAUA |
| 2010-06-21 | WBL497 | ESUAPR |
| 2004-09-28 | WBL497 | LIAUA |
| 2004-09-27 | WBL497 | ESUAPR |
| 2004-07-21 | WBL497 | ESUAPR |
| 2002-02-19 | WBL497 | AUDOPR |
| 2000-12-20 | WBL497 | LIAUA |
| 2000-10-20 | WBL497 | LICCNV |
| 1999-08-17 | WBL497 | AUTHPR |
| 1999-08-17 | WBL497 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1278799 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WBL497 | ULS 1278799 | 2026-08-02 01:08:36 |
| Status | A | ULS 1278799 | 2026-08-02 01:08:36 |
| Service | PW | ULS 1278799 | 2026-08-02 01:08:36 |
| Grant Date | 2024-07-30 | ULS 1278799 | 2026-08-02 01:08:36 |
| Expiration Date | 2034-10-19 | ULS 1278799 | 2026-08-02 01:08:36 |