Universal Licensing System
WRDU745
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 4182794 |
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| Call sign | WRDU745 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-07-24 |
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| Expiration | 2029-07-24 |
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| Frequency range | 452.9375 - 457.9375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | INDIO, RIVERSIDE, CA |
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| Coordinates | 33.7518611, -116.2787500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:35 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.93750000 | | | 8.000000 | 8.000000 | |
| 2 | 1 | MO | 452.93750000 | | | 8.000000 | 8.000000 | |
| 3 | 1 | MO | 452.93750000 | | | 8.000000 | 8.000000 | |
| 1 | 1 | MO | 457.93750000 | | | 8.000000 | 8.000000 | |
| 2 | 1 | MO | 457.93750000 | | | 8.000000 | 8.000000 | |
| 3 | 1 | MO | 457.93750000 | | | 8.000000 | 8.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.93750000 | | 11K2F2D |
| 2 | 1 | 452.93750000 | | 11K2F2D |
| 3 | 1 | 452.93750000 | | 11K2F2D |
| 1 | 1 | 457.93750000 | | 11K2F2D |
| 2 | 1 | 457.93750000 | | 11K2F2D |
| 3 | 1 | 457.93750000 | | 11K2F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CATHEDRAL CITY, RIVERSIDE, CA | 33.83519444, -116.43897222 | | | | |
| 2 | T | INDIO, RIVERSIDE, CA | 33.75186111, -116.27875000 | | | | |
| 3 | T | WINTERHAVEN, IMPERIAL, CA | 32.75458333, -114.67719444 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1400 DOUGLAS ST. STOP 0540, OMAHA, NE | DOUGLAS | 4025446090 |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-12 | WRDU745 | LIAUA |
| 2020-04-28 | WRDU745 | LETCNS |
| 2019-07-24 | WRDU745 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4182794 | 2026-08-02 01:12:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDU745 | ULS 4182794 | 2026-08-02 01:12:35 |
| Status | A | ULS 4182794 | 2026-08-02 01:12:35 |
| Service | IG | ULS 4182794 | 2026-08-02 01:12:35 |
| Grant Date | 2019-07-24 | ULS 4182794 | 2026-08-02 01:12:35 |
| Expiration Date | 2029-07-24 | ULS 4182794 | 2026-08-02 01:12:35 |