Universal Licensing System
WQBI931
Cass School District 63
License details
| ULS identifier | 2663374 |
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| Call sign | WQBI931 |
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| Radio service | MW |
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| Status | E |
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| Grant date | 2014-07-29 |
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| Expiration | 2024-10-18 |
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| Cancellation | 2024-12-21 |
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| Frequency range | 21225 MHz |
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| Locations | 2 |
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| Representative location | Darien, DUPAGE, IL |
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| Coordinates | 41.7433333, -87.9725833 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21225.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21225.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1019 Concord Place, Darien, DUPAGE, IL | 41.74333333, -87.97258333 | 222.200 m | B | 6.100 m structure / 15.200 m overall | N |
| 2 | R | | 41.73219444, -87.96097222 | 210.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES, INC HP2-23 | | V | 40.2000 | 142.0000 | | |
| 1 | 2 | R | RADIO WAVES, INC HP2-23 | | | 40.2000 | 0.0000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 8502 Bailey Rd, Darien, IL | DUPAGE | 6309852000 |
License history
| Date | File or call sign | Action |
|---|
| 2024-12-21 | WQBI931 | LIEXP |
| 2024-10-08 | WQBI931 | ESURNW |
| 2024-09-18 | WQBI931 | ESURNW |
| 2024-08-19 | WQBI931 | ESURNW |
| 2024-07-22 | WQBI931 | LETRES |
| 2014-07-29 | WQBI931 | LIREN |
| 2014-07-28 | WQBI931 | LETRES |
| 2014-07-20 | WQBI931 | ESURNW |
| 2009-05-14 | WQBI931 | LIMOD |
| 2008-07-17 | WQBI931 | LIMOD |
| 2006-01-27 | WQBI931 | LIAUA |
| 2006-01-26 | WQBI931 | ESUAPR |
| 2006-01-17 | WQBI931 | LETCNS |
| 2004-10-18 | WQBI931 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2663374 | 2026-08-02 02:46:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQBI931 | ULS 2663374 | 2026-08-02 02:46:05 |
| Status | E | ULS 2663374 | 2026-08-02 02:46:05 |
| Service | MW | ULS 2663374 | 2026-08-02 02:46:05 |
| Grant Date | 2014-07-29 | ULS 2663374 | 2026-08-02 02:46:05 |
| Expiration Date | 2024-10-18 | ULS 2663374 | 2026-08-02 02:46:05 |
| Cancellation Date | 2024-12-21 | ULS 2663374 | 2026-08-02 02:46:05 |