Universal Licensing System
WRBL571
YELLOWSTONE MOUNTAIN CLUB
License details
| ULS identifier | 4036900 |
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| Call sign | WRBL571 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-04-20 |
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| Expiration | 2028-04-20 |
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| Frequency range | 451.0625 - 451.25 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | BIG SKY, MADISON, MT |
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| Coordinates | 45.2409722, -111.3980278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:49 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 5 | 1 | FXO | 451.06250000 | | | 10.000000 | 50.000000 | |
| 1 | 1 | FXO | 451.25000000 | | | 10.000000 | 50.000000 | |
| 2 | 1 | FXO | 451.25000000 | | | 10.000000 | 50.000000 | |
| 3 | 1 | FXO | 451.25000000 | | | 10.000000 | 50.000000 | |
| 4 | 1 | FXO | 451.25000000 | | | 10.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 5 | 1 | 451.06250000 | | 6K00F2D |
| 1 | 1 | 451.25000000 | | 6K00F2D |
| 2 | 1 | 451.25000000 | | 6K00F2D |
| 3 | 1 | 451.25000000 | | 6K00F2D |
| 4 | 1 | 451.25000000 | | 6K00F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 44 WHITE OTTER RD, BIG SKY, MADISON, MT | 45.29491667, -111.40322222 | 2310.000 m | UPOLE | 4.600 m structure / 4.600 m overall | |
| 2 | T | YELLOWSTONE CLUB TRAIL (SETTLEMENT PRV), CAMERON, MADISON, MT | 45.24533333, -111.39913889 | 2211.000 m | UPOLE | 1.600 m structure / 1.600 m overall | N |
| 3 | T | SOUTHERN SKY DRIVE (SETTLEMENT TANK), CAMERON, MADISON, MT | 45.24747222, -111.40161111 | 2276.000 m | TANK | 1.600 m structure / 1.600 m overall | N |
| 4 | T | S FORK WEST FORK B (SETTLEMENT WELL), CAMERON, MADISON, MT | 45.24144444, -111.40647222 | 2160.000 m | UPOLE | 1.600 m structure / 1.600 m overall | N |
| 5 | T | WWTP; UNNAMED ROAD, BIG SKY, MADISON, MT | 45.24097222, -111.39802778 | 2333.000 m | BMAST | 6.100 m structure / 6.100 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 4.600 m | | | | | |
| 1 | 2 | T | | 1.600 m | | | | -283.500 | |
| 1 | 3 | T | | 1.600 m | | | | -209.200 | |
| 1 | 4 | T | | 1.600 m | | | | -337.200 | |
| 1 | 5 | T | | 6.100 m | | | | -325.500 | |
Control points
| Number | Address | County | Phone |
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| 1 | #1 YELLOWSTONE TRAIL, BIG SKY, MT | GALLATIN | 4059957345 |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-21 | WRBL571 | LIMOD |
| 2019-03-28 | WRBL571 | LETCNS |
| 2019-02-16 | WRBL571 | LETCNS |
| 2018-05-25 | WRBL571 | LIMOD |
| 2018-04-20 | WRBL571 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4036900 | 2026-08-02 01:15:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBL571 | ULS 4036900 | 2026-08-02 01:15:49 |
| Status | A | ULS 4036900 | 2026-08-02 01:15:49 |
| Service | IG | ULS 4036900 | 2026-08-02 01:15:49 |
| Grant Date | 2018-04-20 | ULS 4036900 | 2026-08-02 01:15:49 |
| Expiration Date | 2028-04-20 | ULS 4036900 | 2026-08-02 01:15:49 |