Universal Licensing System
WRVZ857
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 4716370 |
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| Call sign | WRVZ857 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-01-27 |
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| Expiration | 2033-01-27 |
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| Frequency range | 452.375 MHz |
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| Locations | 1 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8617778, -87.6756389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:33 |
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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 | 452.37500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 452.37500000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | GLOBAL 1 YD TOWER, 1425 S WESTERN AVE, CHICAGO, COOK, IL | 41.86177778, -87.67563889 | 182.000 m | MTOWER | 18.300 m structure / 18.300 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.300 m | V | 0.0000 | 360.0000 | 18.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 1400 DOUGLAS ST. STOP 0540, OMAHA, NE | DOUGLAS | 4026446090 |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-31 | WRVZ857 | LETCNS |
| 2023-10-12 | WRVZ857 | LIAUA |
| 2023-01-27 | WRVZ857 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4716370 | 2026-08-02 01:12:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRVZ857 | ULS 4716370 | 2026-08-02 01:12:33 |
| Status | A | ULS 4716370 | 2026-08-02 01:12:33 |
| Service | IG | ULS 4716370 | 2026-08-02 01:12:33 |
| Grant Date | 2023-01-27 | ULS 4716370 | 2026-08-02 01:12:33 |
| Expiration Date | 2033-01-27 | ULS 4716370 | 2026-08-02 01:12:33 |