Universal Licensing System
WNPD481
ILLINOIS STATE POLICE
License details
| ULS identifier | 1264396 |
|---|
| Call sign | WNPD481 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2024-07-02 |
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| Expiration | 2034-07-07 |
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| Frequency range | 37.16 - 42.5 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | MOUNT STERLING, BROWN, IL |
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| Coordinates | 39.9636667, -90.7573611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-16 06:47:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FB | 37.16000000 | | | 110.000000 | 100.000000 | |
| 1 | 2 | FB | 37.36000000 | | | 110.000000 | 100.000000 | |
| 1 | 1 | FB | 42.50000000 | | | 100.000000 | 95.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 37.16000000 | | 20K0F3E |
| 1 | 2 | 37.36000000 | | 20K0F3E |
| 1 | 1 | 42.50000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | IL RT 99 S 3 MI SE, MOUNT STERLING, BROWN, IL | 39.96366667, -90.75736111 | 215.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | | |
| 2 | 1 | T | | 91.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1301 Concordia Court, Springfield, IL | SANGAMON | 2175582200 |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-02 | WNPD481 | LIAUA |
| 2024-07-02 | WNPD481 | LIREN |
| 2024-06-27 | WNPD481 | ESURNW |
| 2024-06-07 | WNPD481 | ESURNW |
| 2024-05-08 | WNPD481 | ESURNW |
| 2024-04-15 | WNPD481 | LETRES |
| 2021-07-24 | WNPD481 | LIAUA |
| 2021-06-23 | WNPD481 | LIAUA |
| 2014-10-02 | WNPD481 | LIAUA |
| 2014-10-01 | WNPD481 | ESUAPR |
| 2014-04-16 | WNPD481 | LIREN |
| 2014-04-14 | WNPD481 | LETRES |
| 2014-04-08 | WNPD481 | ESURNW |
| 2012-05-18 | WNPD481 | LIAUA |
| 2012-05-17 | WNPD481 | ESUAPR |
| 2010-02-12 | WNPD481 | LIAUA |
| 2010-02-11 | WNPD481 | ESUAPR |
| 2009-02-25 | WNPD481 | LIAUA |
| 2009-02-24 | WNPD481 | ESCAPR |
| 2004-04-22 | WNPD481 | LIREN |
| 2004-04-12 | WNPD481 | LETRES |
| 2002-04-30 | WNPD481 | AUDOPR |
| 2000-10-20 | WNPD481 | LICCNV |
| 1999-04-21 | WNPD481 | AUTHPR |
| 1999-04-21 | WNPD481 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1264396 | 2026-08-16 06:47:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNPD481 | ULS 1264396 | 2026-08-16 06:47:43 |
| Status | A | ULS 1264396 | 2026-08-16 06:47:43 |
| Service | PW | ULS 1264396 | 2026-08-16 06:47:43 |
| Grant Date | 2024-07-02 | ULS 1264396 | 2026-08-16 06:47:43 |
| Expiration Date | 2034-07-07 | ULS 1264396 | 2026-08-16 06:47:43 |