Universal Licensing System
WNTT552
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 1028797 |
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| Call sign | WNTT552 |
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| Radio service | MW |
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| Status | C |
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| Grant date | 2008-02-28 |
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| Expiration | 2018-04-10 |
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| Cancellation | 2013-03-25 |
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| Frequency range | 10637.5 MHz |
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| Locations | 2 |
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| Representative location | MARTINEZ, CONTRA COSTA, CA |
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| Coordinates | 37.9999167, -122.0705000 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:42:29 |
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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 | 2 | FXO | 10637.50000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 2 | 10637.50000000 | | 5M00D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | WATERBIRD FACILITY, MARTINEZ, CONTRA COSTA, CA | 37.99991667, -122.07050000 | 7.300 m | TOWER | 3.000 m structure / 5.500 m overall | N |
| 2 | R | | 37.94297222, -121.89105556 | 577.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 2 | 1 | T | Andrew Corp. P6-105B | | V | 43.5000 | 111.8000 | | |
| 2 | 2 | R | Andrew Corp P6-105B | | | 43.5000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 30 Douglas Drive, Martinez, CA | CONTRA COSTA | 9259577701 |
License history
| Date | File or call sign | Action |
|---|
| 2013-03-26 | WNTT552 | LICAN |
| 2012-08-14 | WNTT552 | LTSAPR |
| 2012-08-13 | WNTT552 | EFCAPR |
| 2012-06-16 | WNTT552 | LIAUA |
| 2012-06-15 | WNTT552 | ESCAPR |
| 2008-02-28 | WNTT552 | LIREN |
| 2008-02-27 | WNTT552 | ESCAPR |
| 2008-01-14 | WNTT552 | LETRES |
| 2005-04-12 | WNTT552 | LIMOD |
| 2005-04-11 | WNTT552 | ESCAPR |
| 2000-03-11 | WNTT552 | LIAUA |
| 1999-08-14 | WNTT552 | LICCNV |
| 1998-08-28 | WNTT552 | LIMOD |
| 1993-11-16 | WNTT552 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1028797 | 2026-08-02 02:42:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNTT552 | ULS 1028797 | 2026-08-02 02:42:29 |
| Status | C | ULS 1028797 | 2026-08-02 02:42:29 |
| Service | MW | ULS 1028797 | 2026-08-02 02:42:29 |
| Grant Date | 2008-02-28 | ULS 1028797 | 2026-08-02 02:42:29 |
| Expiration Date | 2018-04-10 | ULS 1028797 | 2026-08-02 02:42:29 |
| Cancellation Date | 2013-03-25 | ULS 1028797 | 2026-08-02 02:42:29 |