Universal Licensing System
WPOU748
Winstar Spectrum, LLC
License details
| ULS identifier | 1051351 |
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| Call sign | WPOU748 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1999-08-03 |
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| Expiration | 2009-08-03 |
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| Cancellation | 2005-03-25 |
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| Frequency range | 19640 - 21525 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8833611, -87.6364167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:01 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 19280.00000000 | | | | | |
| 1 | 2 | FXO | 19640.00000000 | | | | | |
| 1 | 3 | FXO | 21425.00000000 | | | | | |
| 1 | 3 | FXO | 21525.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19280.00000000 | | 40M0F7W |
| 1 | 2 | 19640.00000000 | | 40M0F7W |
| 1 | 3 | 21425.00000000 | | 40M0F7W |
| 1 | 3 | 21525.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 101 N WACKER DR, CHICAGO, COOK, IL | 41.88336111, -87.63641667 | 181.700 m | | 104.900 m structure / 107.600 m overall | |
| 2 | R | | 41.88669444, -87.63197222 | 185.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 38.4000 | 44.9000 | | |
| 1 | 2 | R | | | | 38.4000 | | | |
| 2 | 1 | T | | | H | 38.4000 | 44.9000 | | |
| 2 | 2 | R | | | | 38.4000 | | | |
| 3 | 1 | T | | | H | 39.9000 | 44.9000 | | |
| 3 | 2 | R | | | | 39.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2005-03-26 | WPOU748 | LICAN |
| 2005-03-25 | WPOU748 | ESUAPR |
| 2003-05-10 | WPOU748 | LIAUA |
| 2003-01-28 | WPOU748 | COR |
| 2002-06-14 | WPOU748 | LIASS |
| 2002-06-01 | WPOU748 | LIAUA |
| 2002-02-22 | WPOU748 | LIASS |
| 2001-12-28 | WPOU748 | LIAUA |
| 2001-08-31 | WPOU748 | LIAUA |
| 2001-06-15 | WPOU748 | LIASS |
| 2000-08-24 | WPOU748 | LITRAN |
| 2000-06-29 | WPOU748 | LIAUA |
| 1999-08-14 | WPOU748 | LICCNV |
| 1999-08-03 | WPOU748 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1051351 | 2026-08-02 02:46:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOU748 | ULS 1051351 | 2026-08-02 02:46:01 |
| Status | C | ULS 1051351 | 2026-08-02 02:46:01 |
| Service | CF | ULS 1051351 | 2026-08-02 02:46:01 |
| Grant Date | 1999-08-03 | ULS 1051351 | 2026-08-02 02:46:01 |
| Expiration Date | 2009-08-03 | ULS 1051351 | 2026-08-02 02:46:01 |
| Cancellation Date | 2005-03-25 | ULS 1051351 | 2026-08-02 02:46:01 |