Universal Licensing System
WPMU838
AMERITECH SERVICES INC
License details
| ULS identifier | 1801393 |
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| Call sign | WPMU838 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 1999-01-14 |
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| Expiration | 2004-01-14 |
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| Cancellation | 2002-10-09 |
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| Frequency range | 451.65 - 456.65 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8789167, -87.6361667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:16 |
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Licensee
| Name | AMERITECH SERVICES INC |
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| Applicant type | C |
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| Location | PLAINFIELD, IL |
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| Address | 23940 W ANDREW RD, PLAINFIELD, IL, 605449709 |
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| Phone | 8152545457 |
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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 | 451.65000000 | | | 100.000000 | 49.000000 | |
| 2 | 1 | MO | 451.65000000 | | | 30.000000 | | |
| 2 | 1 | MO | 456.65000000 | | | 30.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.65000000 | | 20K0F3E |
| 2 | 1 | 451.65000000 | | 20K0F3E |
| 2 | 1 | 456.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 233 WACKER DRIVE, CHICAGO, COOK, IL | 41.87891667, -87.63616667 | 181.000 m | B | 396.000 m structure / 396.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 396.000 m | | | | 399.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 233 WACKER DRIVE, CHICAGO, IL | | 8152545457 |
License history
| Date | File or call sign | Action |
|---|
| 2002-10-10 | WPMU838 | LICAN |
| 2002-04-17 | WPMU838 | LETAUS |
| 2000-11-23 | WPMU838 | LICCNV |
| 1999-01-14 | WPMU838 | LIISS |
| 1999-01-14 | WPMU838 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1801393 | 2026-08-02 01:15:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPMU838 | ULS 1801393 | 2026-08-02 01:15:16 |
| Status | C | ULS 1801393 | 2026-08-02 01:15:16 |
| Service | IG | ULS 1801393 | 2026-08-02 01:15:16 |
| Grant Date | 1999-01-14 | ULS 1801393 | 2026-08-02 01:15:16 |
| Expiration Date | 2004-01-14 | ULS 1801393 | 2026-08-02 01:15:16 |
| Cancellation Date | 2002-10-09 | ULS 1801393 | 2026-08-02 01:15:16 |