Universal Licensing System
WROP404
ESP Wireless Technology Group
License details
| ULS identifier | 4522848 |
|---|
| Call sign | WROP404 |
|---|
| Radio service | IG |
|---|
| Status | A |
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| Grant date | 2021-11-15 |
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| Expiration | 2031-11-15 |
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| Frequency range | 471.7875 - 474.7875 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | MOKENA, WILL, IL |
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| Coordinates | 41.5363889, -87.8547222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:21 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 471.78750000 | | | 100.000000 | 250.000000 | |
| 2 | 1 | MO6 | 471.78750000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO6 | 474.78750000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | FX1T | 474.78750000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 471.78750000 | | 7K60FXW |
| 1 | 1 | 471.78750000 | | 11K2F2D |
| 1 | 1 | 471.78750000 | | 11K2F1D |
| 1 | 1 | 471.78750000 | | 4K00F1W |
| 1 | 1 | 471.78750000 | | 11K2F3E |
| 2 | 1 | 471.78750000 | | 11K2F3E |
| 2 | 1 | 471.78750000 | | 7K60FXW |
| 2 | 1 | 471.78750000 | | 4K00F1W |
| 2 | 1 | 471.78750000 | | 11K2F2D |
| 2 | 1 | 471.78750000 | | 11K2F1D |
| 2 | 1 | 474.78750000 | | 11K2F3E |
| 2 | 1 | 474.78750000 | | 4K00F1W |
| 2 | 1 | 474.78750000 | | 11K2F1D |
| 2 | 1 | 474.78750000 | | 7K60FXW |
| 2 | 1 | 474.78750000 | | 11K2F2D |
| 3 | 1 | 474.78750000 | | 11K2F1D |
| 3 | 1 | 474.78750000 | | 11K2F3E |
| 3 | 1 | 474.78750000 | | 4K00F1W |
| 3 | 1 | 474.78750000 | | 11K2F2D |
| 3 | 1 | 474.78750000 | | 7K60FXW |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 19418 S 97TH AVE, MOKENA, WILL, IL | 41.53638889, -87.85472222 | 216.000 m | GTOWER | 151.000 m structure / 151.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 151.000 m | | | | 152.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 9126 Ogden Ave, Brookfield, IL | COOK | 7084858930 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|
| 2025-03-07 | WROP404 | LIAUA |
| 2021-11-15 | WROP404 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4522848 | 2026-08-02 01:16:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROP404 | ULS 4522848 | 2026-08-02 01:16:21 |
| Status | A | ULS 4522848 | 2026-08-02 01:16:21 |
| Service | IG | ULS 4522848 | 2026-08-02 01:16:21 |
| Grant Date | 2021-11-15 | ULS 4522848 | 2026-08-02 01:16:21 |
| Expiration Date | 2031-11-15 | ULS 4522848 | 2026-08-02 01:16:21 |