Universal Licensing System
WQWB406
TWIN TOWERS APARTMENTS
License details
| ULS identifier | 3716809 |
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| Call sign | WQWB406 |
|---|
| Radio service | IG |
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| Status | A |
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| Grant date | 2025-06-25 |
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| Expiration | 2035-07-08 |
|---|
| Frequency range | 451.9125 - 469.9625 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Chicago, COOK, IL |
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| Coordinates | 41.8041389, -87.5846111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.91250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.86250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.75000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 466.20000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 469.96250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.91250000 | | 7K60FXE |
| 1 | 1 | 451.91250000 | | 7K60FXD |
| 1 | 1 | 451.91250000 | | 11K2F3E |
| 1 | 1 | 452.86250000 | | 11K2F3E |
| 1 | 1 | 452.86250000 | | 7K60FXE |
| 1 | 1 | 452.86250000 | | 7K60FXD |
| 1 | 1 | 457.75000000 | | 11K2F3E |
| 1 | 1 | 457.75000000 | | 7K60FXD |
| 1 | 1 | 457.75000000 | | 7K60FXE |
| 1 | 1 | 466.20000000 | | 7K60FXD |
| 1 | 1 | 466.20000000 | | 11K2F3E |
| 1 | 1 | 466.20000000 | | 7K60FXE |
| 1 | 1 | 469.96250000 | | 11K2F3E |
| 1 | 1 | 469.96250000 | | 7K60FXD |
| 1 | 1 | 469.96250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Chicago, COOK, IL | 41.80413889, -87.58461111 | | | | |
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 |
|---|
| 1 | 1649 East 50th Street, Suite 1A, Chicago, IL | COOK | 7736842333 |
License history
| Date | File or call sign | Action |
|---|
| 2025-06-25 | WQWB406 | LIREN |
| 2025-04-14 | WQWB406 | LETRES |
| 2015-07-08 | WQWB406 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3716809 | 2026-08-02 01:20:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQWB406 | ULS 3716809 | 2026-08-02 01:20:50 |
| Status | A | ULS 3716809 | 2026-08-02 01:20:50 |
| Service | IG | ULS 3716809 | 2026-08-02 01:20:50 |
| Grant Date | 2025-06-25 | ULS 3716809 | 2026-08-02 01:20:50 |
| Expiration Date | 2035-07-08 | ULS 3716809 | 2026-08-02 01:20:50 |