Universal Licensing System
WQSM571
Polk County Sheriff's Office
License details
| ULS identifier | 3527031 |
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| Call sign | WQSM571 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2023-10-28 |
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| Expiration | 2033-10-31 |
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| Frequency range | 21875 MHz |
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| Locations | 2 |
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| Representative location | Crookston, POLK, MN |
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| Coordinates | 47.7713333, -96.6247778 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21875.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21875.00000000 | | 10M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 600 Bruce Street, Crookston, POLK, MN | 47.77133333, -96.62477778 | 268.300 m | LTOWER | 78.000 m structure / 79.200 m overall | |
| 2 | R | | 47.76250000, -96.61722222 | 268.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SB1-220B | | V | 35.6000 | 150.0000 | | |
| 1 | 2 | R | RFS SB1-220B | | | 35.6000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-08-10 | WQSM571 | LIAUA |
| 2023-10-28 | WQSM571 | LIREN |
| 2023-10-21 | WQSM571 | ESURNW |
| 2023-10-01 | WQSM571 | ESURNW |
| 2023-09-01 | WQSM571 | ESURNW |
| 2023-08-07 | WQSM571 | LETRES |
| 2023-08-02 | WQSM571 | ESURNW |
| 2013-10-31 | WQSM571 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3527031 | 2026-08-02 02:47:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQSM571 | ULS 3527031 | 2026-08-02 02:47:42 |
| Status | A | ULS 3527031 | 2026-08-02 02:47:42 |
| Service | MW | ULS 3527031 | 2026-08-02 02:47:42 |
| Grant Date | 2023-10-28 | ULS 3527031 | 2026-08-02 02:47:42 |
| Expiration Date | 2033-10-31 | ULS 3527031 | 2026-08-02 02:47:42 |