Universal Licensing System
WQQX257
TowerStream Corp
License details
| ULS identifier | 3458121 |
|---|
| Call sign | WQQX257 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2013-03-19 |
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| Expiration | 2023-03-19 |
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| Cancellation | 2018-06-06 |
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| Frequency range | 22475 MHz |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8986389, -87.6374722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:27 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 22475.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 22475.00000000 | | 47M1D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 870 NORTH ORLEANS STREET, CHICAGO, COOK, IL | 41.89863889, -87.63747222 | 178.400 m | B | 16.800 m structure / 18.300 m overall | |
| 2 | R | | 41.89877778, -87.62411111 | 178.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | DRAGONWAVE A-ANT-23G-1-C | | V | 34.4000 | 89.2000 | | |
| 1 | 2 | R | DRAGONWAVE A-ANT-23G-1-C | | | 34.4000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2018-06-07 | WQQX257 | LICAN |
| 2018-01-04 | WQQX257 | LIAUA |
| 2017-06-28 | WQQX257 | LIAUA |
| 2014-06-24 | WQQX257 | LETCNS |
| 2013-03-19 | WQQX257 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3458121 | 2026-08-02 02:47:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQQX257 | ULS 3458121 | 2026-08-02 02:47:27 |
| Status | C | ULS 3458121 | 2026-08-02 02:47:27 |
| Service | CF | ULS 3458121 | 2026-08-02 02:47:27 |
| Grant Date | 2013-03-19 | ULS 3458121 | 2026-08-02 02:47:27 |
| Expiration Date | 2023-03-19 | ULS 3458121 | 2026-08-02 02:47:27 |
| Cancellation Date | 2018-06-06 | ULS 3458121 | 2026-08-02 02:47:27 |