Universal Licensing System
WSDU523
Chicago Community Builders Collective
License details
| ULS identifier | 4982312 |
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| Call sign | WSDU523 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2024-07-17 |
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| Expiration | 2034-07-17 |
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| Frequency range | 451.8625 - 469.6125 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | Chicago, COOK, IL |
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| Coordinates | 41.8841389, -87.6365000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:33 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.86250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 451.92500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 456.92500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 469.61250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.86250000 | | 7K60FXE |
| 1 | 1 | 451.92500000 | | 7K60FXE |
| 1 | 1 | 456.92500000 | | 7K60FXE |
| 1 | 1 | 469.61250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Chicago, COOK, IL | 41.88413889, -87.63650000 | | | | |
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 | 123 N Wacker Drive, Chicago, IL | COOK | 8723447542 |
License history
| Date | File or call sign | Action |
|---|
| 2024-07-17 | WSDU523 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4982312 | 2026-08-02 01:24:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSDU523 | ULS 4982312 | 2026-08-02 01:24:33 |
| Status | A | ULS 4982312 | 2026-08-02 01:24:33 |
| Service | IG | ULS 4982312 | 2026-08-02 01:24:33 |
| Grant Date | 2024-07-17 | ULS 4982312 | 2026-08-02 01:24:33 |
| Expiration Date | 2034-07-17 | ULS 4982312 | 2026-08-02 01:24:33 |