Universal Licensing System
WRFF433
ONCOR LICENSE HOLDINGS COMPANY, LLC
License details
| ULS identifier | 4252518 |
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| Call sign | WRFF433 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2020-02-19 |
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| Expiration | 2030-02-19 |
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| Cancellation | 2021-04-20 |
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| Frequency range | 452.4375 - 457.4375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | BIG SPRING, HOWARD, TX |
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| Coordinates | 32.2071667, -101.3879722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:13 |
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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 | FXO | 452.43750000 | | | 5.000000 | 16.400000 | |
| 2 | 1 | FXO | 457.43750000 | | | 5.000000 | 16.400000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.43750000 | | 10K7G1D |
| 1 | 1 | 452.43750000 | | 10K7D1D |
| 2 | 1 | 457.43750000 | | 10K7G1D |
| 2 | 1 | 457.43750000 | | 10K7D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 5.4 MILES FROM INSECT HWY 87 & HWY 33, BEARING 67 DEGREES, BIG SPRING, HOWARD, TX | 32.20716667, -101.38797222 | 743.000 m | BPIPE | 7.600 m structure / 7.600 m overall | |
| 2 | T | 300 FEET NORTH INSECTION HWY 820 AND RAMSEY AVE., COAHOMA, HOWARD, TX | 32.30394444, -101.30841667 | 774.000 m | BPIPE | 7.600 m structure / 7.600 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 6.100 m | V | 10.0000 | 215.0000 | -20.000 | |
| 1 | 2 | T | | 6.100 m | V | 10.0000 | 35.0000 | 45.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 1616 WOODALL RODGERS FREEWAY, DALLAS, TX | DALLAS | 9722144000 |
License history
| Date | File or call sign | Action |
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| 2021-04-20 | WRFF433 | LICAN |
| 2021-03-31 | WRFF433 | LETTRS |
| 2021-03-31 | WRFF433 | PNLISR |
| 2020-11-24 | WRFF433 | LETCNS |
| 2020-02-19 | WRFF433 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4252518 | 2026-08-02 01:18:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRFF433 | ULS 4252518 | 2026-08-02 01:18:13 |
| Status | C | ULS 4252518 | 2026-08-02 01:18:13 |
| Service | IG | ULS 4252518 | 2026-08-02 01:18:13 |
| Grant Date | 2020-02-19 | ULS 4252518 | 2026-08-02 01:18:13 |
| Expiration Date | 2030-02-19 | ULS 4252518 | 2026-08-02 01:18:13 |
| Cancellation Date | 2021-04-20 | ULS 4252518 | 2026-08-02 01:18:13 |