Universal Licensing System
WNSS746
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 1190409 |
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| Call sign | WNSS746 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2025-05-06 |
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| Expiration | 2035-07-09 |
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| Frequency range | 33.48 MHz |
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| Locations | 3 |
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| Representative location | LAFAYETTE, CONTRA COSTA, CA |
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| Coordinates | 37.8929722, -122.1227500 |
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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 |
|---|
| 1 | 1 | FB | 33.48000000 | | | 60.000000 | 60.000000 | |
| 2 | 1 | FB | 33.48000000 | | | 60.000000 | 60.000000 | |
| 3 | 1 | FB | 33.48000000 | | | 60.000000 | 60.000000 | |
| 4 | 1 | FB | 33.48000000 | | | 60.000000 | 60.000000 | |
| 5 | 1 | FB | 33.48000000 | | | 60.000000 | 60.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 33.48000000 | | 20K0F3E |
| 2 | 1 | 33.48000000 | | 20K0F3E |
| 3 | 1 | 33.48000000 | | 20K0F3E |
| 4 | 1 | 33.48000000 | | 20K0F3E |
| 5 | 1 | 33.48000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1005 OAK ST, CLAYTON, CONTRA COSTA, CA | 37.94047222, -121.93663889 | 116.000 m | | | N |
| 2 | T | 525 HENRIETTA ST, MARTINEZ, CONTRA COSTA, CA | 38.01380556, -122.13525000 | 9.000 m | | | N |
| 3 | T | 1004 S THOMPSON ST, LAFAYETTE, CONTRA COSTA, CA | 37.89297222, -122.12275000 | 110.000 m | | | N |
| 4 | T | 20 VIA LAS CRICES, ORINDA, CONTRA COSTA, CA | 37.89963889, -122.17052778 | 268.000 m | | | N |
| 5 | T | 26 ORINDA WAY, ORINDA, CONTRA COSTA, CA | 37.88241667, -122.18775000 | 136.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | | |
| 1 | 2 | T | | 15.000 m | | | | | |
| 1 | 3 | T | | 15.000 m | | | | | |
| 1 | 4 | T | | 15.000 m | | | | | |
| 1 | 5 | T | | 15.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2900 DOROTHY DR, PLEASANT HILL, CA | CONTRA COSTA | 9259305531 |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-06 | WNSS746 | LIREN |
| 2025-04-14 | WNSS746 | LETRES |
| 2025-04-10 | WNSS746 | ESURNW |
| 2020-07-23 | WNSS746 | LIAUA |
| 2020-05-07 | WNSS746 | LIAUA |
| 2015-04-11 | WNSS746 | LIREN |
| 2015-04-10 | WNSS746 | ESUAPR |
| 2012-06-16 | WNSS746 | LIAUA |
| 2012-06-15 | WNSS746 | ESUAPR |
| 2010-06-22 | WNSS746 | LIAUA |
| 2010-06-22 | WNSS746 | LTSAPR |
| 2010-06-21 | WNSS746 | ESCAPR |
| 2010-06-21 | WNSS746 | EFCAPR |
| 2005-04-12 | WNSS746 | LIREN |
| 2005-04-11 | WNSS746 | ESCAPR |
| 2002-02-19 | WNSS746 | AUDOPR |
| 2000-10-20 | WNSS746 | LICCNV |
| 2000-05-31 | WNSS746 | LIREN |
| 2000-05-31 | WNSS746 | AUTHPR |
| 2000-04-11 | WNSS746 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1190409 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNSS746 | ULS 1190409 | 2026-08-02 01:08:36 |
| Status | A | ULS 1190409 | 2026-08-02 01:08:36 |
| Service | PW | ULS 1190409 | 2026-08-02 01:08:36 |
| Grant Date | 2025-05-06 | ULS 1190409 | 2026-08-02 01:08:36 |
| Expiration Date | 2035-07-09 | ULS 1190409 | 2026-08-02 01:08:36 |