Universal Licensing System
WRAT297
SCHILLER PARK SCHOOL DISTRICT #81
License details
| ULS identifier | 4003771 |
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| Call sign | WRAT297 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-02-22 |
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| Expiration | 2028-02-22 |
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| Frequency range | 452.4125 - 457.4125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | SCHILLER PARK, COOK, IL |
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| Coordinates | 41.9669444, -87.8681667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:21:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.41250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.41250000 | | 7K60FXD |
| 1 | 1 | 452.41250000 | | 7K60FXE |
| 1 | 1 | 452.41250000 | | 11K2F3E |
| 1 | 1 | 452.41250000 | | 11K2F1D |
| 1 | 1 | 457.41250000 | | 7K60FXD |
| 1 | 1 | 457.41250000 | | 11K2F3E |
| 1 | 1 | 457.41250000 | | 7K60FXE |
| 1 | 1 | 457.41250000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SCHILLER PARK, COOK, IL | 41.96694444, -87.86816667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 4835 MICHIGAN AVE, SCHILLER PARK, IL | COOK | 8476711816 |
License history
| Date | File or call sign | Action |
|---|
| 2018-02-22 | WRAT297 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4003771 | 2026-08-02 01:21:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRAT297 | ULS 4003771 | 2026-08-02 01:21:42 |
| Status | A | ULS 4003771 | 2026-08-02 01:21:42 |
| Service | IG | ULS 4003771 | 2026-08-02 01:21:42 |
| Grant Date | 2018-02-22 | ULS 4003771 | 2026-08-02 01:21:42 |
| Expiration Date | 2028-02-22 | ULS 4003771 | 2026-08-02 01:21:42 |