Universal Licensing System
WRFF879
Hathaway Dinwiddie Construction Company
License details
| ULS identifier | 4253910 |
|---|
| Call sign | WRFF879 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2020-02-22 |
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| Expiration | 2030-02-22 |
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| Frequency range | 451.45 - 457.725 MHz (7 frequencies) |
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| Locations | 3 |
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| Representative location | LOS ANGELES, LOS ANGELES, CA |
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| Coordinates | 34.0377778, -118.4426667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:21:07 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.45000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.72500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.91250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | FB2 | 452.72500000 | | | 40.000000 | 35.000000 | |
| 3 | 1 | MO | 452.72500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.45000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.72500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 457.72500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.45000000 | | 7K60FXE |
| 1 | 1 | 451.72500000 | | 7K60FXE |
| 1 | 1 | 451.91250000 | | 7K60FXE |
| 2 | 1 | 452.72500000 | | 7K60FXE |
| 3 | 1 | 452.72500000 | | 7K60FXE |
| 1 | 1 | 456.45000000 | | 7K60FXE |
| 1 | 1 | 456.72500000 | | 7K60FXE |
| 3 | 1 | 457.72500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LOS ANGELES, LOS ANGELES, CA | 34.03777778, -118.44266667 | | | | |
| 2 | T | 11355 W OLYMPIC BLVD, LOS ANGELES, LOS ANGELES, CA | 34.03777778, -118.44266667 | 58.000 m | BANT | 12.000 m structure / 15.000 m overall | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 15.000 m | | | | -38.800 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 11355 W. OLYMPIC BLVD, LOS ANGELES, CA | LOS ANGELES | 2133427147 |
License history
| Date | File or call sign | Action |
|---|
| 2020-11-24 | WRFF879 | LETCNS |
| 2020-02-22 | WRFF879 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4253910 | 2026-08-02 01:21:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFF879 | ULS 4253910 | 2026-08-02 01:21:07 |
| Status | A | ULS 4253910 | 2026-08-02 01:21:07 |
| Service | IG | ULS 4253910 | 2026-08-02 01:21:07 |
| Grant Date | 2020-02-22 | ULS 4253910 | 2026-08-02 01:21:07 |
| Expiration Date | 2030-02-22 | ULS 4253910 | 2026-08-02 01:21:07 |