Universal Licensing System
WQLK311
COOK COUNTY SHERIFFS POLICE
License details
| ULS identifier | 3169882 |
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| Call sign | WQLK311 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2020-01-07 |
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| Expiration | 2030-02-19 |
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| Frequency range | 6197.24 - 6256.54 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | Oak Forest, COOK, IL |
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| Coordinates | 41.6012778, -87.7568611 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:17 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6197.24000000 | | 30M0D7W |
| 1 | 1 | 6197.24000000 | | 30M0D7W |
| 1 | 1 | 6197.24000000 | | 30M0D7W |
| 1 | 1 | 6197.24000000 | | 30M0D7W |
| 1 | 1 | 6197.24000000 | | 30M0D7W |
| 1 | 1 | 6197.24000000 | | 30M0D7W |
| 1 | 2 | 6256.54000000 | | 30M0D7W |
| 1 | 2 | 6256.54000000 | | 30M0D7W |
| 1 | 2 | 6256.54000000 | | 30M0D7W |
| 1 | 2 | 6256.54000000 | | 30M0D7W |
| 1 | 2 | 6256.54000000 | | 30M0D7W |
| 1 | 2 | 6256.54000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 159040 South Central Avenue, Oak Forest, COOK, IL | 41.60127778, -87.75686111 | 205.500 m | LTOWER | 72.700 m structure / 82.300 m overall | N |
| 2 | R | | 41.66505556, -87.90897222 | 219.800 m | | | |
| 3 | R | | 41.47219444, -87.65430556 | 218.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope PAR6-59A | | H | 38.2000 | 299.3000 | | |
| 1 | 2 | R | Commscope HP6-59J | | | 38.9000 | 0.0000 | | |
| 1 | 3 | R | Commscope UHP6-59W RF | | | 39.3000 | 0.0000 | | |
| 2 | 1 | T | Commscope UHP6-59W RF | | V | 39.3000 | 149.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-07-26 | WQLK311 | LIMOD |
| 2021-04-20 | WQLK311 | LIAUA |
| 2020-01-07 | WQLK311 | LIREN |
| 2019-12-21 | WQLK311 | ESURNW |
| 2019-11-25 | WQLK311 | LETRES |
| 2019-11-21 | WQLK311 | ESURNW |
| 2011-05-24 | WQLK311 | LETCNS |
| 2010-02-19 | WQLK311 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3169882 | 2026-08-02 02:45:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQLK311 | ULS 3169882 | 2026-08-02 02:45:17 |
| Status | A | ULS 3169882 | 2026-08-02 02:45:17 |
| Service | MW | ULS 3169882 | 2026-08-02 02:45:17 |
| Grant Date | 2020-01-07 | ULS 3169882 | 2026-08-02 02:45:17 |
| Expiration Date | 2030-02-19 | ULS 3169882 | 2026-08-02 02:45:17 |