Universal Licensing System
WRDN643
Dubuque, County of
License details
| ULS identifier | 4169698 |
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| Call sign | WRDN643 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2019-06-12 |
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| Expiration | 2029-06-12 |
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| Frequency range | 10855 MHz |
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| Locations | 2 |
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| Representative location | Dubuque, DUBUQUE, IA |
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| Coordinates | 42.5011389, -90.6653611 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:02 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10855.00000000 | | | | | |
| 1 | 1 | FXO | 10855.00000000 | | | | | |
| 1 | 1 | FXO | 10855.00000000 | | | | | |
| 1 | 1 | FXO | 10855.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10855.00000000 | | 40M0D7W |
| 1 | 1 | 10855.00000000 | | 40M0D7W |
| 1 | 1 | 10855.00000000 | | 40M0D7W |
| 1 | 1 | 10855.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 770 Iowa St., Dubuque, DUBUQUE, IA | 42.50113889, -90.66536111 | 194.700 m | B | 12.200 m structure / 18.300 m overall | |
| 2 | R | | 42.53330556, -90.65486111 | 256.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES INC. HP3-11 | | H | 38.5000 | 13.6000 | | |
| 1 | 2 | R | RADIO WAVES INC. HP3-11 | | | 38.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-25 | WRDN643 | LIAUA |
| 2019-06-12 | WRDN643 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4169698 | 2026-08-02 02:46:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDN643 | ULS 4169698 | 2026-08-02 02:46:02 |
| Status | A | ULS 4169698 | 2026-08-02 02:46:02 |
| Service | MW | ULS 4169698 | 2026-08-02 02:46:02 |
| Grant Date | 2019-06-12 | ULS 4169698 | 2026-08-02 02:46:02 |
| Expiration Date | 2029-06-12 | ULS 4169698 | 2026-08-02 02:46:02 |