Universal Licensing System
WPTX258
SIERRA HIGH SCHOOL - MANTECA UNIFIED
License details
| ULS identifier | 2373916 |
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| Call sign | WPTX258 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-01-04 |
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| Expiration | 2012-01-04 |
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| Cancellation | 2012-03-10 |
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| Frequency range | 33.4 MHz |
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| Locations | 1 |
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| Representative location | MANTECA, SAN JOAQUIN, CA |
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| Coordinates | 37.8022222, -121.2236111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:41 |
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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 | MO | 33.40000000 | | | 0.040000 | 0.040000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 33.40000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MANTECA, SAN JOAQUIN, CA | 37.80222222, -121.22361111 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1700 THOMAS STREET, MANTECA, CA | SAN JOAQUIN | 2098253198 |
License history
| Date | File or call sign | Action |
|---|
| 2012-03-10 | WPTX258 | LIEXP |
| 2011-12-25 | WPTX258 | ESURNW |
| 2011-12-05 | WPTX258 | ESURNW |
| 2011-11-05 | WPTX258 | ESURNW |
| 2011-10-10 | WPTX258 | LETRES |
| 2011-10-06 | WPTX258 | ESURNW |
| 2002-10-07 | WPTX258 | LETCNS |
| 2002-01-04 | WPTX258 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2373916 | 2026-08-02 01:11:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPTX258 | ULS 2373916 | 2026-08-02 01:11:41 |
| Status | E | ULS 2373916 | 2026-08-02 01:11:41 |
| Service | IG | ULS 2373916 | 2026-08-02 01:11:41 |
| Grant Date | 2002-01-04 | ULS 2373916 | 2026-08-02 01:11:41 |
| Expiration Date | 2012-01-04 | ULS 2373916 | 2026-08-02 01:11:41 |
| Cancellation Date | 2012-03-10 | ULS 2373916 | 2026-08-02 01:11:41 |