Universal Licensing System
WNTC561
GENERAL MOTORS RESEARCH CORPORATION
License details
| ULS identifier | 1019976 |
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| Call sign | WNTC561 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2020-02-29 |
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| Expiration | 2030-05-25 |
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| Frequency range | 23125 MHz |
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| Locations | 2 |
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| Representative location | WARREN, MACOMB, MI |
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| Coordinates | 42.5222500, -83.0304722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:42:31 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 23125.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 23125.00000000 | | 33M8F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 30501 VAN DYKE SDC BLDG, WARREN, MACOMB, MI | 42.52225000, -83.03047222 | 185.900 m | | 8.800 m structure / 9.100 m overall | |
| 2 | R | | 42.51363889, -83.03297222 | 182.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 38.0000 | 192.1000 | | |
| 1 | 2 | R | | | | 38.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-07-30 | WNTC561 | LIAUA |
| 2020-02-29 | WNTC561 | LIREN |
| 2020-01-29 | WNTC561 | LIAUA |
| 2019-02-28 | WNTC561 | LIAUA |
| 2015-09-30 | WNTC561 | ESUAPR |
| 2011-03-24 | WNTC561 | AUTHPR |
| 2010-10-17 | WNTC561 | LITRAN |
| 2010-06-03 | WNTC561 | LIREN |
| 2010-06-01 | WNTC561 | ESUAPR |
| 2010-05-26 | WNTC561 | ESUAPR |
| 2010-05-24 | WNTC561 | ESUAPR |
| 2010-03-01 | WNTC561 | LETRES |
| 2009-11-02 | WNTC561 | LITRAN |
| 2009-10-16 | WNTC561 | LITRAN |
| 2009-09-18 | WNTC561 | ESUAPR |
| 2009-06-23 | WNTC561 | ESUAPR |
| 2009-06-06 | WNTC561 | LITRAN |
| 2009-06-02 | WNTC561 | ESUAPR |
| 2005-08-04 | WNTC561 | LIAUA |
| 2005-08-03 | WNTC561 | ESUAPR |
| 2001-03-06 | WNTC561 | LIAUA |
| 2000-05-31 | WNTC561 | LIREN |
| 2000-02-26 | WNTC561 | LETRES |
| 1999-08-14 | WNTC561 | LICCNV |
| 1995-04-04 | WNTC561 | LIREN |
| 1990-05-25 | WNTC561 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1019976 | 2026-08-02 02:42:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNTC561 | ULS 1019976 | 2026-08-02 02:42:31 |
| Status | A | ULS 1019976 | 2026-08-02 02:42:31 |
| Service | MG | ULS 1019976 | 2026-08-02 02:42:31 |
| Grant Date | 2020-02-29 | ULS 1019976 | 2026-08-02 02:42:31 |
| Expiration Date | 2030-05-25 | ULS 1019976 | 2026-08-02 02:42:31 |