Universal Licensing System
WSNU545
ILLINOIS, STATE OF
License details
| ULS identifier | 5342006 |
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| Call sign | WSNU545 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2026-08-05 |
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| Expiration | 2036-08-05 |
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| Frequency range | 37.22 - 45.44 MHz (6 frequencies) |
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| Locations | 2 |
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| Representative location | SAINT CHARLES, KANE, IL |
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| Coordinates | 41.9272500, -88.3481389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-16 06:47:45 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 37.22000000 | | | 100.000000 | 88.000000 | |
| 1 | 1 | FB | 37.36000000 | | | 100.000000 | 88.000000 | |
| 2 | 1 | FB | 45.28000000 | | | 290.000000 | 240.000000 | |
| 2 | 1 | FB | 45.36000000 | | | 290.000000 | 240.000000 | |
| 2 | 1 | FB | 45.40000000 | | | 290.000000 | 240.000000 | |
| 2 | 1 | FB | 45.44000000 | | | 290.000000 | 240.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 37.22000000 | | 20K0F3E |
| 1 | 1 | 37.36000000 | | 20K0F3E |
| 2 | 1 | 45.28000000 | | 20K0F3E |
| 2 | 1 | 45.36000000 | | 20K0F3E |
| 2 | 1 | 45.40000000 | | 20K0F3E |
| 2 | 1 | 45.44000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ILLINOIS YOUTH CENTER, SAINT CHARLES, KANE, IL | 41.92725000, -88.34813889 | 231.000 m | B | 18.300 m structure / 23.000 m overall | |
| 2 | T | US RTS 67 & 34 S OF, MONMOUTH, WARREN, IL | 40.89361111, -90.65000000 | 238.000 m | MTOWER | 91.000 m structure / 91.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | 12.200 | |
| 1 | 2 | T | | 69.000 m | | | | 83.800 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1301 Concordia Court, Springfield, IL | SANGAMON | 2175582200 |
| 2 | 2200 S DIRKSEN PKWY, SPRINGFIELD, IL | SANGAMON | 2177827860 |
License history
| Date | File or call sign | Action |
|---|
| 2026-08-05 | WSNU545 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5342006 | 2026-08-16 06:47:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSNU545 | ULS 5342006 | 2026-08-16 06:47:45 |
| Status | A | ULS 5342006 | 2026-08-16 06:47:45 |
| Service | PW | ULS 5342006 | 2026-08-16 06:47:45 |
| Grant Date | 2026-08-05 | ULS 5342006 | 2026-08-16 06:47:45 |
| Expiration Date | 2036-08-05 | ULS 5342006 | 2026-08-16 06:47:45 |