Universal Licensing System
KDZ731
ILLINOIS STATE POLICE
License details
| ULS identifier | 1206903 |
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| Call sign | KDZ731 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2022-08-10 |
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| Expiration | 2032-11-06 |
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| Frequency range | 453.1 - 458.875 MHz (6 frequencies) |
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| Locations | 1 |
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| Representative location | HILLSBORO, MONTGOMERY, IL |
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| Coordinates | 39.1270000, -89.4739722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 453.10000000 | | | 15.000000 | 45.000000 | |
| 1 | 1 | FB | 453.35000000 | | | 15.000000 | 40.000000 | |
| 1 | 1 | FB | 453.87500000 | | | 15.000000 | 55.000000 | |
| 1 | 1 | FX1 | 458.10000000 | | | 7.500000 | 22.000000 | |
| 1 | 1 | FX1 | 458.35000000 | | | 7.500000 | 20.000000 | |
| 1 | 1 | FX1 | 458.87500000 | | | 7.500000 | 27.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.10000000 | | 11K2F3E |
| 1 | 1 | 453.35000000 | | 11K2F3E |
| 1 | 1 | 453.87500000 | | 11K2F3E |
| 1 | 1 | 458.10000000 | | 11K2F3E |
| 1 | 1 | 458.35000000 | | 11K2F3E |
| 1 | 1 | 458.87500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HILLSBORO CORRECTIONAL CTR, HILLSBORO, MONTGOMERY, IL | 39.12700000, -89.47397222 | 194.000 m | | 9.000 m structure / 9.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1301 Concordia Court, Springfield, IL | SANGAMON | 2175582200 |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-02 | KDZ731 | LIAUA |
| 2022-08-10 | KDZ731 | LIREN |
| 2021-07-24 | KDZ731 | LIAUA |
| 2021-06-23 | KDZ731 | LIAUA |
| 2014-08-19 | KDZ731 | LIAUA |
| 2014-08-18 | KDZ731 | ESUAPR |
| 2013-01-30 | KDZ731 | LIMOD |
| 2013-01-29 | KDZ731 | ESUAPR |
| 2012-08-09 | KDZ731 | LIREN |
| 2012-04-05 | KDZ731 | LIAUA |
| 2012-04-04 | KDZ731 | ESUAPR |
| 2010-09-13 | KDZ731 | LIMOD |
| 2010-07-02 | KDZ731 | ESUAPR |
| 2010-02-10 | KDZ731 | LIAUA |
| 2010-02-09 | KDZ731 | ESUAPR |
| 2009-02-25 | KDZ731 | LIAUA |
| 2009-02-24 | KDZ731 | ESCAPR |
| 2002-08-23 | KDZ731 | LIREN |
| 2002-08-12 | KDZ731 | LETRES |
| 2002-04-30 | KDZ731 | AUDOPR |
| 2000-10-20 | KDZ731 | LICCNV |
| 1997-09-10 | KDZ731 | AUTHPR |
| 1997-09-10 | KDZ731 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1206903 | 2026-08-02 01:13:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KDZ731 | ULS 1206903 | 2026-08-02 01:13:20 |
| Status | A | ULS 1206903 | 2026-08-02 01:13:20 |
| Service | PW | ULS 1206903 | 2026-08-02 01:13:20 |
| Grant Date | 2022-08-10 | ULS 1206903 | 2026-08-02 01:13:20 |
| Expiration Date | 2032-11-06 | ULS 1206903 | 2026-08-02 01:13:20 |