Universal Licensing System
KXE637
ILLINOIS STATE POLICE
License details
| ULS identifier | 1219630 |
|---|
| Call sign | KXE637 |
|---|
| Radio service | PW |
|---|
| Status | A |
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| Grant date | 2024-04-03 |
|---|
| Expiration | 2034-06-28 |
|---|
| Frequency range | 453.6 - 458.65 MHz (4 frequencies) |
|---|
| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.9800278, -87.7192222 |
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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 | 1 | FB2 | 453.60000000 | | | 25.000000 | 45.000000 | |
| 2 | 1 | MO | 453.60000000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 453.65000000 | | | 25.000000 | 45.000000 | |
| 2 | 1 | MO | 453.65000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 458.60000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 458.65000000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.60000000 | | 11K2F3E |
| 2 | 1 | 453.60000000 | | 11K2F3E |
| 1 | 1 | 453.65000000 | | 11K2F3E |
| 2 | 1 | 453.65000000 | | 11K2F3E |
| 2 | 1 | 458.60000000 | | 11K2F3E |
| 2 | 1 | 458.65000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LIBRARY BLDG, CHICAGO, COOK, IL | 41.98002778, -87.71922222 | 181.000 m | | 18.000 m structure / 18.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-02 | KXE637 | LIAUA |
| 2024-04-03 | KXE637 | LIREN |
| 2024-04-01 | KXE637 | LETRES |
| 2021-07-24 | KXE637 | LIAUA |
| 2021-06-23 | KXE637 | LIAUA |
| 2014-09-03 | KXE637 | LIAUA |
| 2014-09-02 | KXE637 | ESUAPR |
| 2014-04-01 | KXE637 | LIREN |
| 2014-03-30 | KXE637 | ESURNW |
| 2013-02-26 | KXE637 | LIMOD |
| 2013-02-25 | KXE637 | ESUAPR |
| 2012-04-28 | KXE637 | LIAUA |
| 2012-04-27 | KXE637 | ESUAPR |
| 2010-08-04 | KXE637 | LIMOD |
| 2010-06-07 | KXE637 | ESUAPR |
| 2009-02-25 | KXE637 | LIAUA |
| 2009-02-24 | KXE637 | ESCAPR |
| 2004-04-22 | KXE637 | LIREN |
| 2004-04-05 | KXE637 | LETRES |
| 2002-04-30 | KXE637 | AUDOPR |
| 2000-10-20 | KXE637 | LICCNV |
| 1999-04-21 | KXE637 | AUTHPR |
| 1999-04-21 | KXE637 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1219630 | 2026-08-16 06:47:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KXE637 | ULS 1219630 | 2026-08-16 06:47:43 |
| Status | A | ULS 1219630 | 2026-08-16 06:47:43 |
| Service | PW | ULS 1219630 | 2026-08-16 06:47:43 |
| Grant Date | 2024-04-03 | ULS 1219630 | 2026-08-16 06:47:43 |
| Expiration Date | 2034-06-28 | ULS 1219630 | 2026-08-16 06:47:43 |