Universal Licensing System
WRMD564
Southwest Central Dispatch
License details
| ULS identifier | 4427000 |
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| Call sign | WRMD564 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2021-03-24 |
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| Expiration | 2031-03-24 |
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| Frequency range | 17765 MHz |
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| Locations | 2 |
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| Representative location | Palos Hills, COOK, IL |
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| Coordinates | 41.6871667, -87.8179167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:11 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
| 1 | 1 | 17765.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 8015 W 111TH STREET, Palos Hills, COOK, IL | 41.68716667, -87.81791667 | 184.100 m | MAST | 59.400 m structure / 59.400 m overall | |
| 2 | R | | 41.66669444, -87.83888889 | 207.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Tongyu Communication Inc. TYA06U018S | | V | 38.9000 | 217.5000 | | |
| 1 | 2 | R | Tongyu Communication Inc. TYA06U018S | | | 38.9000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-24 | WRMD564 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4427000 | 2026-08-02 02:46:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMD564 | ULS 4427000 | 2026-08-02 02:46:11 |
| Status | A | ULS 4427000 | 2026-08-02 02:46:11 |
| Service | MW | ULS 4427000 | 2026-08-02 02:46:11 |
| Grant Date | 2021-03-24 | ULS 4427000 | 2026-08-02 02:46:11 |
| Expiration Date | 2031-03-24 | ULS 4427000 | 2026-08-02 02:46:11 |