Universal Licensing System
WSIW588
MONTANA SPECIALTY MILLS
License details
| ULS identifier | 5156873 |
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| Call sign | WSIW588 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-06-27 |
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| Expiration | 2035-06-27 |
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| Frequency range | 451.35 - 456.35 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | GREAT FALLS, CASCADE, MT |
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| Coordinates | 47.5255278, -111.2116944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:16 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.35000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 451.35000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 451.40000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 456.35000000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.35000000 | | 7K60FXE |
| 1 | 1 | 451.35000000 | | 11K2F3E |
| 2 | 1 | 451.35000000 | | 7K60FXE |
| 2 | 1 | 451.35000000 | | 11K2F3E |
| 2 | 1 | 451.40000000 | | 7K60FXE |
| 2 | 1 | 451.40000000 | | 11K2F3E |
| 2 | 1 | 456.35000000 | | 7K60FXE |
| 2 | 1 | 456.35000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5901 18TH AVE N, GREAT FALLS, CASCADE, MT | 47.52552778, -111.21169444 | 1045.000 m | BANT | 10.000 m structure / 12.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | 4.800 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5901 18TH AVE N, GREAT FALLS, MT | CASCADE | 4062163320 |
License history
| Date | File or call sign | Action |
|---|
| 2025-06-27 | WSIW588 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5156873 | 2026-08-02 01:24:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIW588 | ULS 5156873 | 2026-08-02 01:24:16 |
| Status | A | ULS 5156873 | 2026-08-02 01:24:16 |
| Service | IG | ULS 5156873 | 2026-08-02 01:24:16 |
| Grant Date | 2025-06-27 | ULS 5156873 | 2026-08-02 01:24:16 |
| Expiration Date | 2035-06-27 | ULS 5156873 | 2026-08-02 01:24:16 |