Universal Licensing System
WPOR433
TRIZECHAHN OFFICE PROPERTIES INC
License details
| ULS identifier | 1048876 |
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| Call sign | WPOR433 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1999-01-13 |
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| Expiration | 2009-01-13 |
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| Cancellation | 2009-03-21 |
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| Frequency range | 22175 MHz |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8825278, -87.6403056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:45 |
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Licensee
| Name | TRIZECHAHN OFFICE PROPERTIES INC |
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| Applicant type | C |
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| Location | DETROIT, MI |
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| Address | 450 FISHER BLDG 3011 W GRAND BLVD, DETROIT, MI, 482023099 |
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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 | 22175.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 22175.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 525 W MADISON, CHICAGO, COOK, IL | 41.88252778, -87.64030556 | 180.400 m | | 176.800 m structure / 176.800 m overall | |
| 2 | R | | 41.87891667, -87.63613889 | 181.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | H | 40.0000 | 139.2000 | | |
| 1 | 2 | R | | | | 40.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2009-03-21 | WPOR433 | LIEXP |
| 2008-10-20 | WPOR433 | LETRES |
| 1999-08-14 | WPOR433 | LICCNV |
| 1999-01-13 | WPOR433 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1048876 | 2026-08-02 02:47:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPOR433 | ULS 1048876 | 2026-08-02 02:47:45 |
| Status | E | ULS 1048876 | 2026-08-02 02:47:45 |
| Service | MG | ULS 1048876 | 2026-08-02 02:47:45 |
| Grant Date | 1999-01-13 | ULS 1048876 | 2026-08-02 02:47:45 |
| Expiration Date | 2009-01-13 | ULS 1048876 | 2026-08-02 02:47:45 |
| Cancellation Date | 2009-03-21 | ULS 1048876 | 2026-08-02 02:47:45 |