Universal Licensing System
WNPM681
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 1226696 |
|---|
| Call sign | WNPM681 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2024-03-26 |
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| Expiration | 2034-06-20 |
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| Frequency range | 155.04 MHz |
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| Locations | 6 |
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| Representative location | TASSAJARA, CONTRA COSTA, CA |
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| Coordinates | 37.8143611, -121.8082778 |
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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 | 155.04000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | FB | 155.04000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | FB | 155.04000000 | | | 100.000000 | 100.000000 | |
| 4 | 1 | FB | 155.04000000 | | | 100.000000 | 100.000000 | |
| 5 | 1 | FB | 155.04000000 | | | 100.000000 | 100.000000 | |
| 6 | 1 | FB | 155.04000000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 155.04000000 | | 11K2F3E |
| 2 | 1 | 155.04000000 | | 11K2F3E |
| 3 | 1 | 155.04000000 | | 11K2F3E |
| 4 | 1 | 155.04000000 | | 11K2F3E |
| 5 | 1 | 155.04000000 | | 11K2F3E |
| 6 | 1 | 155.04000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HIGHLAND PEAK 3.3 MI ENE, TASSAJARA, CONTRA COSTA, CA | 37.81436111, -121.80827778 | 787.000 m | | | N |
| 2 | T | NICHOLL KNOB END OF CREST RD, RICHMOND, CONTRA COSTA, CA | 37.92019444, -122.38191667 | 113.000 m | | | N |
| 3 | T | 2010 GEARY RD, PLEASANT HILL, CONTRA COSTA, CA | 37.92630556, -122.07913889 | 37.000 m | | | N |
| 4 | T | 2ND AND H ST, ANTIOCH, CONTRA COSTA, CA | 38.01658333, -121.81550000 | 8.000 m | | | N |
| 5 | T | 800 SAN RAMON VALLEY BLVD, DANVILLE, CONTRA COSTA, CA | 37.80908333, -121.99247222 | 120.000 m | | | N |
| 6 | T | 160 ALAMO PLZ, ALAMO, CONTRA COSTA, CA | 37.85186111, -122.03663889 | 79.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.000 m | | | | | |
| 1 | 2 | T | | 12.000 m | | | | | |
| 1 | 3 | T | | 12.000 m | | | | | |
| 1 | 4 | T | | 16.000 m | | | | | |
| 1 | 5 | T | | 8.000 m | | | | | |
| 1 | 6 | T | | 11.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 40 GLACIER DR, MARTINEZ, CA | CONTRA COSTA | 9256462441 |
License history
| Date | File or call sign | Action |
|---|
| 2024-03-26 | WNPM681 | LIREN |
| 2024-03-25 | WNPM681 | LETRES |
| 2020-07-23 | WNPM681 | LIAUA |
| 2020-05-07 | WNPM681 | LIAUA |
| 2014-03-25 | WNPM681 | LIREN |
| 2014-03-24 | WNPM681 | LETRES |
| 2014-03-22 | WNPM681 | ESURNW |
| 2013-04-16 | WNPM681 | LIMOD |
| 2013-04-15 | WNPM681 | ESUAPR |
| 2012-06-16 | WNPM681 | LIAUA |
| 2012-06-15 | WNPM681 | ESUAPR |
| 2010-08-13 | WNPM681 | LIMOD |
| 2010-06-22 | WNPM681 | LIAUA |
| 2010-06-22 | WNPM681 | LTSAPR |
| 2010-06-21 | WNPM681 | EFCAPR |
| 2010-06-21 | WNPM681 | ESCAPR |
| 2004-09-29 | WNPM681 | LIAUA |
| 2004-09-28 | WNPM681 | ESCAPR |
| 2002-02-19 | WNPM681 | AUDOPR |
| 2000-12-20 | WNPM681 | LIAUA |
| 2000-10-20 | WNPM681 | LICCNV |
| 1999-04-07 | WNPM681 | LIREN |
| 1999-04-07 | WNPM681 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1226696 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNPM681 | ULS 1226696 | 2026-08-02 01:08:36 |
| Status | A | ULS 1226696 | 2026-08-02 01:08:36 |
| Service | PW | ULS 1226696 | 2026-08-02 01:08:36 |
| Grant Date | 2024-03-26 | ULS 1226696 | 2026-08-02 01:08:36 |
| Expiration Date | 2034-06-20 | ULS 1226696 | 2026-08-02 01:08:36 |