Universal Licensing System
WQMK531
GLENBROOK NORTH HIGH SCHOOL
License details
| ULS identifier | 3225767 |
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| Call sign | WQMK531 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2010-09-02 |
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| Expiration | 2020-09-02 |
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| Cancellation | 2020-11-07 |
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| Frequency range | 467.2125 MHz |
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| Locations | 1 |
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| Representative location | NORTHBROOK, COOK, IL |
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| Coordinates | 42.1107500, -87.8295833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:25 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 467.21250000 | | | 6.000000 | 6.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 467.21250000 | | 11K2F2D |
| 1 | 1 | 467.21250000 | | 11K2F3E |
| 1 | 1 | 467.21250000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | NORTHBROOK, COOK, IL | 42.11075000, -87.82958333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2300 N SHERMER ROAD, NORTHBROOK, IL | COOK | 8475092404 |
License history
| Date | File or call sign | Action |
|---|
| 2020-11-07 | WQMK531 | LIEXP |
| 2020-08-23 | WQMK531 | ESURNW |
| 2020-08-03 | WQMK531 | ESURNW |
| 2020-06-08 | WQMK531 | LETRES |
| 2020-06-04 | WQMK531 | ESURNW |
| 2010-09-02 | WQMK531 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3225767 | 2026-08-02 01:19:25 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQMK531 | ULS 3225767 | 2026-08-02 01:19:25 |
| Status | E | ULS 3225767 | 2026-08-02 01:19:25 |
| Service | IG | ULS 3225767 | 2026-08-02 01:19:25 |
| Grant Date | 2010-09-02 | ULS 3225767 | 2026-08-02 01:19:25 |
| Expiration Date | 2020-09-02 | ULS 3225767 | 2026-08-02 01:19:25 |
| Cancellation Date | 2020-11-07 | ULS 3225767 | 2026-08-02 01:19:25 |