Universal Licensing System
KD51997
PARK HYATT WATER TOWER ASSOICATES DBA HYATT CORP
License details
| ULS identifier | 1773139 |
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| Call sign | KD51997 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-05-07 |
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| Expiration | 2035-06-26 |
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| Frequency range | 151.685 - 462.925 MHz (5 frequencies) |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8972500, -87.6242222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:33 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 151.68500000 | | | 5.000000 | | |
| 2 | 1 | MO | 151.92500000 | | | 5.000000 | | |
| 1 | 1 | FB2 | 451.20000000 | | | 100.000000 | 5.000000 | |
| 2 | 1 | MO | 456.20000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB | 462.92500000 | | | 100.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 151.68500000 | | 11K2F3E |
| 2 | 1 | 151.92500000 | | 11K2F3E |
| 1 | 1 | 451.20000000 | | 11K0F3E |
| 2 | 1 | 456.20000000 | | 11K0F3E |
| 1 | 1 | 462.92500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 800 NORTH MICHIGAN AVE, CHICAGO, COOK, IL | 41.89725000, -87.62422222 | 177.000 m | BTWR | 204.000 m structure / 204.000 m overall | N |
| 2 | T | COOK, IL | | 0.000 m | | 0.000 m structure / 0.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 23.000 m | | | | 201.400 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 800 NORTH MICHIGAN AVENUE, CHICAGO, IL | COOK | 3122394061 |
License history
| Date | File or call sign | Action |
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| 2025-05-07 | KD51997 | LIREN |
| 2025-03-31 | KD51997 | LETRES |
| 2015-05-19 | KD51997 | LIREN |
| 2015-05-18 | KD51997 | ESUAPR |
| 2015-03-30 | KD51997 | LETRES |
| 2014-06-16 | KD51997 | LIMOD |
| 2005-04-18 | KD51997 | LIREN |
| 2005-04-15 | KD51997 | ESUAPR |
| 2005-04-04 | KD51997 | LETRES |
| 2002-11-07 | KD51997 | LIMOD |
| 2002-08-27 | KD51997 | LITIN |
| 2001-10-26 | KD51997 | AUDOPR |
| 2000-11-23 | KD51997 | LICCNV |
| 2000-06-26 | KD51997 | AUTHPR |
| 2000-06-26 | KD51997 | LIRMD |
| 2000-06-19 | KD51997 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1773139 | 2026-08-02 01:17:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KD51997 | ULS 1773139 | 2026-08-02 01:17:33 |
| Status | A | ULS 1773139 | 2026-08-02 01:17:33 |
| Service | IG | ULS 1773139 | 2026-08-02 01:17:33 |
| Grant Date | 2025-05-07 | ULS 1773139 | 2026-08-02 01:17:33 |
| Expiration Date | 2035-06-26 | ULS 1773139 | 2026-08-02 01:17:33 |