Universal Licensing System
WPOB541
OVERSEAS MANAGEMENT INC
License details
| ULS identifier | 1811037 |
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| Call sign | WPOB541 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-11-23 |
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| Expiration | 2003-11-23 |
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| Cancellation | 2004-01-25 |
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| Frequency range | 464.425 - 469.425 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8869722, -87.6358889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:54 |
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Licensee
| Name | OVERSEAS MANAGEMENT INC |
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| Applicant type | C |
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| Location | CHICAGO, IL |
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| Address | 333 W WACKER DR STE 880, CHICAGO, IL, 60606 |
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| Phone | 3128550540 |
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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 | FB2 | 464.42500000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 464.42500000 | | | 4.000000 | | |
| 2 | 1 | FX1 | 469.42500000 | | | 45.000000 | | |
| 3 | 1 | MO | 469.42500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.42500000 | | 20K0F3E |
| 3 | 1 | 464.42500000 | | 20K0F3E |
| 2 | 1 | 469.42500000 | | 20K0F3E |
| 3 | 1 | 469.42500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 333 W WACKER DRIVE, CHICAGO, COOK, IL | 41.88697222, -87.63588889 | 181.000 m | B | 5.000 m structure / 11.000 m overall | N |
| 2 | T | IL | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | 13.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 333 W WACKER DR, CHICAGO, IL | | 3128550540 |
License history
| Date | File or call sign | Action |
|---|
| 2004-01-25 | WPOB541 | LIEXP |
| 2003-09-04 | WPOB541 | LETRES |
| 2002-05-08 | WPOB541 | LETAUS |
| 2000-11-23 | WPOB541 | LICCNV |
| 1998-11-23 | WPOB541 | LIISS |
| 1998-11-23 | WPOB541 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1811037 | 2026-08-02 01:26:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPOB541 | ULS 1811037 | 2026-08-02 01:26:54 |
| Status | E | ULS 1811037 | 2026-08-02 01:26:54 |
| Service | IG | ULS 1811037 | 2026-08-02 01:26:54 |
| Grant Date | 1998-11-23 | ULS 1811037 | 2026-08-02 01:26:54 |
| Expiration Date | 2003-11-23 | ULS 1811037 | 2026-08-02 01:26:54 |
| Cancellation Date | 2004-01-25 | ULS 1811037 | 2026-08-02 01:26:54 |