Universal Licensing System
WPZK744
City of Tracy Tracy Municipal Airport
License details
| ULS identifier | 2581177 |
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| Call sign | WPZK744 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2019-03-01 |
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| Expiration | 2029-02-02 |
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| Frequency range | 118.375 MHz |
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| Locations | 1 |
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| Representative location | Tracy, SAN JOAQUIN, CA |
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| Coordinates | 37.6875000, -121.4413889 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:41 |
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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 | FAB | 118.37500000 | | | 2.500000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 118.37500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | Tracy Municipal Airport, Tracy, SAN JOAQUIN, CA | 37.68750000, -121.44138889 | 50.300 m | MAST | 2.100 m structure / 9.100 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.100 m | | 1.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2019-03-01 | WPZK744 | LIREN |
| 2019-03-01 | WPZK744 | COR |
| 2019-01-23 | WPZK744 | ESURNW |
| 2019-01-03 | WPZK744 | ESURNW |
| 2018-11-12 | WPZK744 | LETRES |
| 2009-01-13 | WPZK744 | LIREN |
| 2008-12-09 | WPZK744 | ESUAPR |
| 2008-12-04 | WPZK744 | ESURNW |
| 2008-11-10 | WPZK744 | LETRES |
| 2008-11-04 | WPZK744 | ESURNW |
| 2004-02-02 | WPZK744 | LIISS |
| 2004-02-02 | WPZK744 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2581177 | 2026-08-02 02:08:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPZK744 | ULS 2581177 | 2026-08-02 02:08:41 |
| Status | A | ULS 2581177 | 2026-08-02 02:08:41 |
| Service | AF | ULS 2581177 | 2026-08-02 02:08:41 |
| Grant Date | 2019-03-01 | ULS 2581177 | 2026-08-02 02:08:41 |
| Expiration Date | 2029-02-02 | ULS 2581177 | 2026-08-02 02:08:41 |