Universal Licensing System
WSLK400
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 5246668 |
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| Call sign | WSLK400 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2026-01-28 |
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| Expiration | 2036-01-28 |
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| Frequency range | 161.31 MHz |
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| Locations | 2 |
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| Representative location | BARRINGTON HILLS, LAKE, IL |
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| Coordinates | 42.1716667, -88.1686667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:39 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 161.31000000 | | | 5.000000 | 4.800000 | |
| 2 | 1 | FB | 161.31000000 | | | 5.000000 | 4.800000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 161.31000000 | | 11K2F3E |
| 1 | 1 | 161.31000000 | | 4K00F1E |
| 2 | 1 | 161.31000000 | | 11K2F3E |
| 2 | 1 | 161.31000000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MP 15.8, HARVARD SUB, DES PLAINES, IL | 42.03305556, -87.87238889 | 193.000 m | BANT | 4.000 m structure / 4.000 m overall | |
| 2 | T | MP 33.7, HARVARD SUB, BARRINGTON HILLS, LAKE, IL | 42.17166667, -88.16866667 | 240.000 m | BANT | 4.000 m structure / 4.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 4.000 m | V | 0.0000 | 360.0000 | -3.000 | |
| 1 | 2 | T | | 4.000 m | V | 0.0000 | 360.0000 | -6.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 1400 DOUGLAS ST. STOP 0540, OMAHA, NE | DOUGLAS | 4025446090 |
License history
| Date | File or call sign | Action |
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| 2026-01-28 | WSLK400 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 5246668 | 2026-08-02 01:12:39 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WSLK400 | ULS 5246668 | 2026-08-02 01:12:39 |
| Status | A | ULS 5246668 | 2026-08-02 01:12:39 |
| Service | IG | ULS 5246668 | 2026-08-02 01:12:39 |
| Grant Date | 2026-01-28 | ULS 5246668 | 2026-08-02 01:12:39 |
| Expiration Date | 2036-01-28 | ULS 5246668 | 2026-08-02 01:12:39 |