Universal Licensing System
WLM293
SOUTHWESTERN BELL MOBILE SYSTEMS INC
License details
| ULS identifier | 994404 |
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| Call sign | WLM293 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1994-01-11 |
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| Expiration | 2001-02-01 |
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| Cancellation | 1994-08-02 |
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| Frequency range | 18630 MHz |
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| Locations | 2 |
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| Representative location | CHICAO, DUPAGE, IL |
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| Coordinates | 41.9516944, -87.9139444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:52 |
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Licensee
| Name | SOUTHWESTERN BELL MOBILE SYSTEMS INC |
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| Applicant type | C |
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| Location | SCHAUMBURG, IL |
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| Address | 840 E STATE PARKWAY, SCHAUMBURG, IL, 60173 |
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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 | 18630.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 18630.00000000 | | 20M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1501 W. IRVING PARK BLVD., CHICAO, DUPAGE, IL | 41.95169444, -87.91394444 | 201.200 m | | 34.100 m overall | |
| 2 | R | | 41.93725000, -87.85061111 | 191.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | | 107.0000 | | |
| 1 | 2 | R | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-12-29 | WLM293 | COR |
| 1999-08-14 | WLM293 | LICCNV |
| 1999-07-27 | WLM293 | COR |
| 1994-01-11 | WLM293 | LIMOD |
| 1993-11-22 | WLM293 | LITRAN |
| 1986-08-14 | WLM293 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 994404 | 2026-08-02 02:47:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLM293 | ULS 994404 | 2026-08-02 02:47:52 |
| Status | C | ULS 994404 | 2026-08-02 02:47:52 |
| Service | CF | ULS 994404 | 2026-08-02 02:47:52 |
| Grant Date | 1994-01-11 | ULS 994404 | 2026-08-02 02:47:52 |
| Expiration Date | 2001-02-01 | ULS 994404 | 2026-08-02 02:47:52 |
| Cancellation Date | 1994-08-02 | ULS 994404 | 2026-08-02 02:47:52 |