Universal Licensing System
WRDN441
Gregory Green Holdings LLC
License details
| ULS identifier | 4169370 |
|---|
| Call sign | WRDN441 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2019-06-11 |
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| Expiration | 2029-06-11 |
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| Frequency range | 11155 MHz |
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| Locations | 2 |
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| Representative location | Union, MCHENRY, IL |
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| Coordinates | 42.2251111, -88.5004444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:40 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11155.00000000 | | | | | |
| 1 | 1 | FXO | 11155.00000000 | | | | | |
| 1 | 1 | FXO | 11155.00000000 | | | | | |
| 1 | 1 | FXO | 11155.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11155.00000000 | | 79M3D7D |
| 1 | 1 | 11155.00000000 | | 79M3D7D |
| 1 | 1 | 11155.00000000 | | 79M3D7D |
| 1 | 1 | 11155.00000000 | | 79M6D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Hemmingsen Rd, Union, MCHENRY, IL | 42.22511111, -88.50044444 | 258.200 m | SILO | 30.500 m structure / 38.100 m overall | |
| 2 | R | | 42.19427778, -88.39641667 | 265.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | JIROUS JRMC-680-10/11 | | S | 36.0000 | 111.7000 | | |
| 1 | 2 | R | JIROUS JRMC-680-10/11 | | | 36.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-26 | WRDN441 | LIAUA |
| 2023-01-17 | WRDN441 | LIASS |
| 2020-06-11 | WRDN441 | LIAUA |
| 2019-06-11 | WRDN441 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4169370 | 2026-08-02 02:45:40 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDN441 | ULS 4169370 | 2026-08-02 02:45:40 |
| Status | A | ULS 4169370 | 2026-08-02 02:45:40 |
| Service | CF | ULS 4169370 | 2026-08-02 02:45:40 |
| Grant Date | 2019-06-11 | ULS 4169370 | 2026-08-02 02:45:40 |
| Expiration Date | 2029-06-11 | ULS 4169370 | 2026-08-02 02:45:40 |