Universal Licensing System
WQDM977
ILLINOIS STATE POLICE
License details
| ULS identifier | 2752497 |
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| Call sign | WQDM977 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2025-09-11 |
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| Expiration | 2035-10-05 |
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| Frequency range | 6650.625 MHz |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.9545278, -87.8025556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:42:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6650.62500000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6650.62500000 | | 3M75D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HARLEM & IRVING, CHICAGO, COOK, IL | 41.95452778, -87.80255556 | 192.600 m | TOWER | 103.600 m structure / 105.100 m overall | |
| 2 | R | | 42.06027778, -87.86416667 | 196.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW PAR8-65A RF | | V | 41.3000 | 336.5000 | | |
| 1 | 2 | R | ANDREW PAR8-65A RF | | | 41.3000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 9511 W HARRISON ST, DES PLAINES, IL | COOK | 8472944400 |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-02 | WQDM977 | LIAUA |
| 2025-09-11 | WQDM977 | LIREN |
| 2025-09-05 | WQDM977 | ESURNW |
| 2025-08-06 | WQDM977 | ESURNW |
| 2025-07-14 | WQDM977 | LETRES |
| 2021-07-24 | WQDM977 | LIAUA |
| 2021-06-23 | WQDM977 | LIAUA |
| 2015-07-09 | WQDM977 | LIREN |
| 2015-07-07 | WQDM977 | ESURNW |
| 2014-12-04 | WQDM977 | LIAUA |
| 2014-12-03 | WQDM977 | ESUAPR |
| 2012-06-19 | WQDM977 | LIAUA |
| 2012-06-18 | WQDM977 | ESCAPR |
| 2010-06-03 | WQDM977 | LIAUA |
| 2010-06-02 | WQDM977 | ESUAPR |
| 2009-02-25 | WQDM977 | LIAUA |
| 2009-02-24 | WQDM977 | ESCAPR |
| 2007-01-03 | WQDM977 | LETCNS |
| 2005-10-05 | WQDM977 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2752497 | 2026-08-02 02:42:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDM977 | ULS 2752497 | 2026-08-02 02:42:52 |
| Status | A | ULS 2752497 | 2026-08-02 02:42:52 |
| Service | MW | ULS 2752497 | 2026-08-02 02:42:52 |
| Grant Date | 2025-09-11 | ULS 2752497 | 2026-08-02 02:42:52 |
| Expiration Date | 2035-10-05 | ULS 2752497 | 2026-08-02 02:42:52 |