Universal Licensing System
WRFD851
CHALLENGE MANUFACTURING, LLC
License details
| ULS identifier | 4249180 |
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| Call sign | WRFD851 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2020-02-11 |
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| Expiration | 2030-02-11 |
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| Frequency range | 462.875 MHz |
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| Locations | 1 |
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| Representative location | PONTIAC, OAKLAND, MI |
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| Coordinates | 42.6103611, -83.2538611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:34 |
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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 | FB | 462.87500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 462.87500000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 2501 CENTERPOINT PARKWAY, PONTIAC, OAKLAND, MI | 42.61036111, -83.25386111 | 282.000 m | B | 5.000 m structure / 5.000 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 | | 2.000 m | | | | 23.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 2501 CENTERPOINT PARKWAY, PONTIAC, MI | OAKLAND | 6167356560 |
License history
| Date | File or call sign | Action |
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| 2020-02-11 | WRFD851 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4249180 | 2026-08-02 01:23:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRFD851 | ULS 4249180 | 2026-08-02 01:23:34 |
| Status | A | ULS 4249180 | 2026-08-02 01:23:34 |
| Service | IG | ULS 4249180 | 2026-08-02 01:23:34 |
| Grant Date | 2020-02-11 | ULS 4249180 | 2026-08-02 01:23:34 |
| Expiration Date | 2030-02-11 | ULS 4249180 | 2026-08-02 01:23:34 |