Universal Licensing System
WQOS631
MB Real Estate Services LLC
License details
| ULS identifier | 3344296 |
|---|
| Call sign | WQOS631 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-01-18 |
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| Expiration | 2022-01-18 |
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| Cancellation | 2022-03-26 |
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| Frequency range | 452.7375 - 457.7375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8955556, -87.6386111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:33 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.73750000 | | | 45.000000 | 45.000000 | |
| 2 | 1 | MO | 452.73750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 457.73750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.73750000 | | 11K2F3E |
| 2 | 1 | 452.73750000 | | 11K2F3E |
| 2 | 1 | 457.73750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | 400 W SUPERIOR, CHICAGO, COOK, IL | 41.89555556, -87.63861111 | 184.400 m | B | 25.600 m structure / 25.600 m overall | |
| 2 | | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | 9.900 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 400 WEST SUPERIOR, CHICAGO, IL | COOK | 3127428424 |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-26 | WQOS631 | LIEXP |
| 2021-10-25 | WQOS631 | LETRES |
| 2013-05-30 | WQOS631 | LIMOD |
| 2013-02-27 | WQOS631 | LETTRS |
| 2013-02-27 | WQOS631 | PNLISR |
| 2013-01-15 | WQOS631 | ESUAPR |
| 2012-10-23 | WQOS631 | LETCNS |
| 2012-01-18 | WQOS631 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3344296 | 2026-08-02 01:19:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQOS631 | ULS 3344296 | 2026-08-02 01:19:33 |
| Status | E | ULS 3344296 | 2026-08-02 01:19:33 |
| Service | IG | ULS 3344296 | 2026-08-02 01:19:33 |
| Grant Date | 2012-01-18 | ULS 3344296 | 2026-08-02 01:19:33 |
| Expiration Date | 2022-01-18 | ULS 3344296 | 2026-08-02 01:19:33 |
| Cancellation Date | 2022-03-26 | ULS 3344296 | 2026-08-02 01:19:33 |