Universal Licensing System
WQOC539
CHALLENGER PROCESS SYSTEMS
License details
| ULS identifier | 3310231 |
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| Call sign | WQOC539 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2011-08-11 |
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| Expiration | 2021-08-11 |
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| Cancellation | 2021-10-16 |
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| Frequency range | 151.73 - 159.75 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | TROUP, SMITH, TX |
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| Coordinates | 32.1688889, -95.1788889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 151.73000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 151.73000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FB2 | 152.97500000 | | | 25.000000 | 50.000000 | |
| 4 | 1 | MO | 152.97500000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 159.57000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 159.75000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 159.75000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.73000000 | | 11K2F3E |
| 2 | 1 | 151.73000000 | | 11K2F3E |
| 3 | 1 | 152.97500000 | | 11K2F3E |
| 4 | 1 | 152.97500000 | | 11K2F3E |
| 4 | 1 | 159.57000000 | | 11K2F3E |
| 1 | 1 | 159.75000000 | | 11K2F3E |
| 2 | 1 | 159.75000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | 41249 HWY 110 SOUTH, TROUP, SMITH, TX | 32.16888889, -95.17888889 | | | | |
| 2 | T | Odessa, ECTOR, TX | 31.93216667, -102.43591667 | | | | |
| 3 | | 21249 HWY 110 SOUTH, TROUP, SMITH, TX | 32.16888889, -95.17888889 | 112.000 m | BPIPE | 9.300 m structure / 15.300 m overall | N |
| 4 | | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | T | | 15.000 m | | | | 0.300 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 21249 HWY 100 SOUTH, TROUP, TX | SMITH | 9038397291 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-16 | WQOC539 | LIEXP |
| 2021-05-17 | WQOC539 | LETRES |
| 2015-04-07 | WQOC539 | LETCNS |
| 2014-07-07 | WQOC539 | LIMOD |
| 2012-08-08 | WQOC539 | LIAUA |
| 2012-08-07 | WQOC539 | ESUAPR |
| 2012-05-15 | WQOC539 | LETCNS |
| 2011-08-11 | WQOC539 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3310231 | 2026-08-02 01:20:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQOC539 | ULS 3310231 | 2026-08-02 01:20:38 |
| Status | E | ULS 3310231 | 2026-08-02 01:20:38 |
| Service | IG | ULS 3310231 | 2026-08-02 01:20:38 |
| Grant Date | 2011-08-11 | ULS 3310231 | 2026-08-02 01:20:38 |
| Expiration Date | 2021-08-11 | ULS 3310231 | 2026-08-02 01:20:38 |
| Cancellation Date | 2021-10-16 | ULS 3310231 | 2026-08-02 01:20:38 |