Universal Licensing System
WHY540
AMFM BROADCASTING LICENSES, LLC
License details
| ULS identifier | 985705 |
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| Call sign | WHY540 |
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| Radio service | AS |
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| Status | C |
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| Grant date | 1988-09-07 |
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| Expiration | 2020-12-01 |
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| Cancellation | 2013-05-03 |
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| Frequency range | 949 MHz |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8989167, -87.6231111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 949.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 949.00000000 | | 300KD7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | EAST TOWER 875 N MICHIGAN AVE, CHICAGO, COOK, IL | 41.89891667, -87.62311111 | 180.700 m | BTWR | 367.700 m structure / 459.000 m overall | N |
| 2 | R | | 41.73669444, -87.70088889 | 176.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | SCALA MF-950B | | V | 16.2000 | 199.7000 | | |
| 1 | 2 | R | MARK P-9A120G | | | 27.0000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 233 NORTH MICHIGAN AVENUE, SUITE 2700, CHICAGO, IL | COOK | 3125402000 |
License history
| Date | File or call sign | Action |
|---|
| 2013-05-04 | WHY540 | LICAN |
| 2012-11-28 | WHY540 | PNACT |
| 2012-11-27 | WHY540 | AUTHPR |
| 2012-11-24 | WHY540 | LIREN |
| 2007-05-07 | WHY540 | LIMOD |
| 2007-03-16 | WHY540 | ESCAPR |
| 2006-01-10 | WHY540 | ESCFRN |
| 2006-01-10 | WHY540 | ESUFND |
| 2005-01-19 | WHY540 | PNACT |
| 2005-01-13 | WHY540 | AUTHPR |
| 2005-01-12 | WHY540 | LIMOD |
| 2004-12-22 | WHY540 | PNACT |
| 2004-12-14 | WHY540 | AUTHPR |
| 2004-12-13 | WHY540 | LIMOD |
| 2004-12-08 | WHY540 | PNACT |
| 2004-11-30 | WHY540 | AUTHPR |
| 2004-11-29 | WHY540 | LIREN |
| 2004-01-07 | WHY540 | PNACT |
| 2004-01-01 | WHY540 | AUTHPR |
| 2003-12-31 | WHY540 | LIMOD |
| 2003-01-29 | WHY540 | PNACT |
| 2003-01-22 | WHY540 | AUTHPR |
| 2003-01-21 | WHY540 | LIMOD |
| 1999-08-13 | WHY540 | LICCNV |
| 1999-02-17 | WHY540 | COR |
| 1998-10-06 | WHY540 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 985705 | 2026-08-02 02:45:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WHY540 | ULS 985705 | 2026-08-02 02:45:12 |
| Status | C | ULS 985705 | 2026-08-02 02:45:12 |
| Service | AS | ULS 985705 | 2026-08-02 02:45:12 |
| Grant Date | 1988-09-07 | ULS 985705 | 2026-08-02 02:45:12 |
| Expiration Date | 2020-12-01 | ULS 985705 | 2026-08-02 02:45:12 |
| Cancellation Date | 2013-05-03 | ULS 985705 | 2026-08-02 02:45:12 |