Universal Licensing System
WLO253
UNIVERSITY OF CHICAGO
License details
| ULS identifier | 995696 |
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| Call sign | WLO253 |
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| Radio service | AS |
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| Status | A |
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| Grant date | 1988-01-12 |
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| Expiration | 2028-12-01 |
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| Frequency range | 946 MHz |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.7911389, -87.5983611 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:39 |
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Licensee
| Name | UNIVERSITY OF CHICAGO |
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| Applicant type | C |
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| FRN | 0004830550 |
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| Location | CHICAGO, IL |
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| Address | 5706 SOUTH UNIVERSITY AVENUE, CHICAGO, IL, 60637 |
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| Phone | 7738341486 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 946.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 946.00000000 | | 500KD7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 5706 S. UNIVERSITY AVE., CHICAGO, COOK, IL | 41.79113889, -87.59836111 | 179.800 m | POLE | 40.200 m structure / 40.200 m overall | N |
| 2 | R | | 41.78444444, -87.60033333 | 179.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Kathrein-Scala MF950 | | V | 16.2000 | 192.4000 | | |
| 1 | 2 | R | Kathrein-Scala MF950 | | | 16.2000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 5706 S. University Avenue, Chicago, IL | COOK | 7738341486 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-27 | WLO253 | PNACT |
| 2021-01-22 | WLO253 | LIREN |
| 2021-01-22 | WLO253 | PLAUPR |
| 2016-08-13 | WLO253 | PARREB |
| 2016-03-09 | WLO253 | PNACT |
| 2016-03-02 | WLO253 | PLAUPR |
| 2016-03-01 | WLO253 | LIMOD |
| 2016-03-01 | WLO253 | PARSIL |
| 2013-09-18 | WLO253 | LIMOD |
| 2013-07-12 | WLO253 | ESCAPR |
| 2012-11-28 | WLO253 | PNACT |
| 2012-11-27 | WLO253 | AUTHPR |
| 2012-11-24 | WLO253 | LIREN |
| 2004-12-08 | WLO253 | PNACT |
| 2004-11-30 | WLO253 | AUTHPR |
| 2004-11-29 | WLO253 | LIREN |
| 2003-01-29 | WLO253 | PNACT |
| 2003-01-22 | WLO253 | AUTHPR |
| 2003-01-21 | WLO253 | LIMOD |
| 1999-08-14 | WLO253 | LICCNV |
| 1999-07-09 | WLO253 | COR |
| 1998-09-30 | WLO253 | COR |
| 1998-09-09 | WLO253 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 995696 | 2026-08-02 02:46:39 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLO253 | ULS 995696 | 2026-08-02 02:46:39 |
| Status | A | ULS 995696 | 2026-08-02 02:46:39 |
| Service | AS | ULS 995696 | 2026-08-02 02:46:39 |
| Grant Date | 1988-01-12 | ULS 995696 | 2026-08-02 02:46:39 |
| Expiration Date | 2028-12-01 | ULS 995696 | 2026-08-02 02:46:39 |