Universal Licensing System
WQPP421
WILLIAMS BROTHERS CONSTRUCTION
License details
| ULS identifier | 3393191 |
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| Call sign | WQPP421 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2012-07-12 |
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| Expiration | 2022-07-12 |
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| Cancellation | 2022-04-19 |
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| Frequency range | 451.525 - 456.525 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ROCKPORT, ARANSAS, TX |
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| Coordinates | 28.1159444, -97.0366944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.52500000 | | | 50.000000 | 100.000000 | |
| 2 | 1 | MO | 456.52500000 | | | 4.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.52500000 | | 11K0F3E |
| 2 | 1 | 456.52500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5701 FM 1781, ROCKPORT, ARANSAS, TX | 28.11594444, -97.03669444 | 3.000 m | B | 3.600 m structure / 7.600 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 7.600 m | | | | 8.100 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 5701 FM 1781, ROCKPORT, TX | ARANSAS | 7135229821 |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-20 | WQPP421 | LICAN |
| 2013-04-16 | WQPP421 | LETCNS |
| 2012-07-12 | WQPP421 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3393191 | 2026-08-02 01:20:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQPP421 | ULS 3393191 | 2026-08-02 01:20:22 |
| Status | C | ULS 3393191 | 2026-08-02 01:20:22 |
| Service | IG | ULS 3393191 | 2026-08-02 01:20:22 |
| Grant Date | 2012-07-12 | ULS 3393191 | 2026-08-02 01:20:22 |
| Expiration Date | 2022-07-12 | ULS 3393191 | 2026-08-02 01:20:22 |
| Cancellation Date | 2022-04-19 | ULS 3393191 | 2026-08-02 01:20:22 |