Universal Licensing System
WROI509
Circle TV Booster Club
License details
| ULS identifier | 4512993 |
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| Call sign | WROI509 |
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| Radio service | TT |
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| Status | A |
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| Grant date | 2021-10-19 |
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| Expiration | 2029-10-19 |
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| Frequency range | 572 - 578 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Circle, MCCONE, MT |
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| Coordinates | 47.9266667, -105.5080556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 572.00000000 | 578.00000000 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 572.00000000 | | 6M00D1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Transmit Site, Circle, MCCONE, MT | 47.92666667, -105.50805556 | 781.200 m | POLE | 6.100 m structure / 6.100 m overall | |
| 2 | R | | 47.27500000, -105.41580556 | 1069.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | SCA PR-450CU | | V | 18.1000 | 174.6000 | | |
| 1 | 2 | R | SCA PR-450CU | | | 16.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-01-18 | WROI509 | LETCNS |
| 2021-10-19 | WROI509 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4512993 | 2026-08-02 02:44:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROI509 | ULS 4512993 | 2026-08-02 02:44:05 |
| Status | A | ULS 4512993 | 2026-08-02 02:44:05 |
| Service | TT | ULS 4512993 | 2026-08-02 02:44:05 |
| Grant Date | 2021-10-19 | ULS 4512993 | 2026-08-02 02:44:05 |
| Expiration Date | 2029-10-19 | ULS 4512993 | 2026-08-02 02:44:05 |