Universal Licensing System
WRN789
GENERAL MOTORS RESEARCH CORPORATION
License details
| ULS identifier | 1909514 |
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| Call sign | WRN789 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2000-06-29 |
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| Expiration | 2005-07-12 |
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| Cancellation | 2005-07-06 |
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| Frequency range | 462.5 MHz |
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| Locations | 2 |
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| Representative location | BROADVIEW, COOK, IL |
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| Coordinates | 41.8553056, -87.8631111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:10:28 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 462.50000000 | | | 15.000000 | 15.000000 | |
| 2 | 1 | MO | 462.50000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 462.50000000 | | 20K0F3E |
| 2 | 1 | 462.50000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2600 S 25TH ST, BROADVIEW, COOK, IL | 41.85530556, -87.86311111 | 191.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | | | 7088655065 |
License history
| Date | File or call sign | Action |
|---|
| 2005-07-07 | WRN789 | LICAN |
| 2005-07-06 | WRN789 | ESCAPR |
| 2005-04-18 | WRN789 | LETRES |
| 2002-03-11 | WRN789 | AUDOPR |
| 2000-11-24 | WRN789 | LICCNV |
| 2000-06-29 | WRN789 | LIREN |
| 2000-06-29 | WRN789 | AUTHPR |
| 2000-04-11 | WRN789 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1909514 | 2026-08-02 01:10:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRN789 | ULS 1909514 | 2026-08-02 01:10:28 |
| Status | C | ULS 1909514 | 2026-08-02 01:10:28 |
| Service | IG | ULS 1909514 | 2026-08-02 01:10:28 |
| Grant Date | 2000-06-29 | ULS 1909514 | 2026-08-02 01:10:28 |
| Expiration Date | 2005-07-12 | ULS 1909514 | 2026-08-02 01:10:28 |
| Cancellation Date | 2005-07-06 | ULS 1909514 | 2026-08-02 01:10:28 |