Universal Licensing System
WSAI641
GRAND TRUNK WESTERN RAILROAD COMPANY
License details
| ULS identifier | 4872046 |
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| Call sign | WSAI641 |
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| Radio service | LN |
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| Status | A |
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| Grant date | 2024-01-19 |
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| Expiration | 2034-01-19 |
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| Frequency range | 911.5 - 918.5 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | Union Mills, LA PORTE, IN |
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| Coordinates | 41.4883056, -86.8339722 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:44:14 |
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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 | LR | 911.50000000 | | | 1.500000 | 12.650000 | |
| 2 | 1 | LR | 911.50000000 | | | 1.600000 | 12.650000 | |
| 1 | 1 | LR | 915.00000000 | | | 1.500000 | 12.650000 | |
| 2 | 1 | LR | 915.00000000 | | | 1.600000 | 12.650000 | |
| 1 | 1 | LR | 917.00000000 | | | 1.500000 | 12.650000 | |
| 2 | 1 | LR | 917.00000000 | | | 1.600000 | 12.650000 | |
| 1 | 1 | LR | 918.50000000 | | | 1.500000 | 12.650000 | |
| 2 | 1 | LR | 918.50000000 | | | 1.600000 | 12.650000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 911.50000000 | | 50K0N0N |
| 2 | 1 | 911.50000000 | | 50K0N0N |
| 1 | 1 | 915.00000000 | | 50K0N0N |
| 2 | 1 | 915.00000000 | | 50K0N0N |
| 1 | 1 | 917.00000000 | | 50K0N0N |
| 2 | 1 | 917.00000000 | | 50K0N0N |
| 1 | 1 | 918.50000000 | | 50K0N0N |
| 2 | 1 | 918.50000000 | | 50K0N0N |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | South Bend Sub, MP 67.5, Union Mills North AEI, S 700 W to RR Xing, East 250ft, Union Mills, LA PORTE, IN | 41.48836111, -86.83394444 | 233.000 m | PIPE | 2.000 m structure / 2.000 m overall | |
| 2 | T | South Bend Sub, MP 67.5, Union Mills South AEI, S 700 W to RR Xing, East 240ft, Union Mills, LA PORTE, IN | 41.48830556, -86.83397222 | 233.000 m | PIPE | 2.000 m structure / 2.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 1.300 m | | 11.5000 | 180.0000 | | |
| 1 | 2 | T | | 1.300 m | | 13.0000 | 350.0000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 17641 South Ashland Avenue, Homewood, IL | COOK | 7083326750 |
License history
| Date | File or call sign | Action |
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| 2024-01-19 | WSAI641 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4872046 | 2026-08-02 00:44:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WSAI641 | ULS 4872046 | 2026-08-02 00:44:14 |
| Status | A | ULS 4872046 | 2026-08-02 00:44:14 |
| Service | LN | ULS 4872046 | 2026-08-02 00:44:14 |
| Grant Date | 2024-01-19 | ULS 4872046 | 2026-08-02 00:44:14 |
| Expiration Date | 2034-01-19 | ULS 4872046 | 2026-08-02 00:44:14 |