Universal Licensing System
KNIA831
SWEET GRASS, COUNTY OF
License details
| ULS identifier | 1255013 |
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| Call sign | KNIA831 |
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| Radio service | PW |
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| Status | T |
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| Grant date | 2004-04-07 |
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| Expiration | 2013-12-09 |
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| Cancellation | 2008-04-04 |
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| Frequency range | 154.8 - 158.73 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | BIG TIMBER, SWEET GRASS, MT |
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| Coordinates | 45.9335556, -109.9343611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:54 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 154.80000000 | | | 110.000000 | 135.000000 | |
| 2 | 1 | FB2 | 154.80000000 | | | 110.000000 | 135.000000 | |
| 3 | 1 | FB | 154.80000000 | | | 110.000000 | 135.000000 | |
| 1 | 1 | MO | 158.73000000 | | | 110.000000 | 135.000000 | |
| 3 | 1 | FB | 158.73000000 | | | 110.000000 | 135.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.80000000 | | 20K0F3E |
| 2 | 1 | 154.80000000 | | 20K0F3E |
| 3 | 1 | 154.80000000 | | 20K0F3E |
| 1 | 1 | 158.73000000 | | 20K0F3E |
| 3 | 1 | 158.73000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SWEET GRASS, MT | | | | | |
| 2 | T | 6.5 MI N, BIG TIMBER, SWEET GRASS, MT | 45.88522222, -109.85213889 | 1463.000 m | | | N |
| 3 | T | CTY COURTHOUSE, BIG TIMBER, SWEET GRASS, MT | 45.93355556, -109.93436111 | 1250.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 24.000 m | | | | | |
| 1 | 3 | T | | 24.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | SWEET GRASS CTY COURTHOUSE, BIG TIMBER, MT | | 4069322565 |
License history
| Date | File or call sign | Action |
|---|
| 2008-04-09 | KNIA831 | PNACT |
| 2008-04-04 | KNIA831 | LITERM |
| 2004-04-07 | KNIA831 | LIREN |
| 2003-09-15 | KNIA831 | LETRES |
| 2001-11-21 | KNIA831 | AUDOPR |
| 2000-10-20 | KNIA831 | LICCNV |
| 1998-10-08 | KNIA831 | LIREN |
| 1998-10-08 | KNIA831 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1255013 | 2026-08-02 01:24:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNIA831 | ULS 1255013 | 2026-08-02 01:24:54 |
| Status | T | ULS 1255013 | 2026-08-02 01:24:54 |
| Service | PW | ULS 1255013 | 2026-08-02 01:24:54 |
| Grant Date | 2004-04-07 | ULS 1255013 | 2026-08-02 01:24:54 |
| Expiration Date | 2013-12-09 | ULS 1255013 | 2026-08-02 01:24:54 |
| Cancellation Date | 2008-04-04 | ULS 1255013 | 2026-08-02 01:24:54 |