Universal Licensing System
WSNM348
GREAT LAKES STAIR & STEEL INC
License details
| ULS identifier | 5331242 |
|---|
| Call sign | WSNM348 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2026-07-10 |
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| Expiration | 2036-07-10 |
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| Frequency range | 452.45 - 461.35 MHz (5 frequencies) |
|---|
| Locations | 1 |
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| Representative location | CHICAGO RIDGE, COOK, IL |
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| Coordinates | 41.7079444, -87.7926944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.45000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.45000000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | MO | 461.07500000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | MO | 461.07500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.30000000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | MO | 461.30000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.32500000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | MO | 461.32500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.35000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.35000000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.45000000 | | 4K00F1W |
| 1 | 1 | 452.45000000 | | 4K00F1W |
| 1 | 1 | 461.07500000 | | 4K00F1W |
| 1 | 1 | 461.07500000 | | 4K00F1W |
| 1 | 1 | 461.30000000 | | 4K00F1W |
| 1 | 1 | 461.30000000 | | 4K00F1W |
| 1 | 1 | 461.32500000 | | 4K00F1W |
| 1 | 1 | 461.32500000 | | 4K00F1W |
| 1 | 1 | 461.35000000 | | 4K00F1W |
| 1 | 1 | 461.35000000 | | 4K00F1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CHICAGO RIDGE, COOK, IL | 41.70794444, -87.79269444 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 10130 VIRGINIA AVE, CHICAGO RIDGE, IL | COOK | 7084302323 |
License history
| Date | File or call sign | Action |
|---|
| 2026-07-10 | WSNM348 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5331242 | 2026-08-02 01:24:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSNM348 | ULS 5331242 | 2026-08-02 01:24:04 |
| Status | A | ULS 5331242 | 2026-08-02 01:24:04 |
| Service | IG | ULS 5331242 | 2026-08-02 01:24:04 |
| Grant Date | 2026-07-10 | ULS 5331242 | 2026-08-02 01:24:04 |
| Expiration Date | 2036-07-10 | ULS 5331242 | 2026-08-02 01:24:04 |