Universal Licensing System
KKU681
ILLINOIS STATE POLICE
License details
| ULS identifier | 1209237 |
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| Call sign | KKU681 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2021-11-23 |
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| Expiration | 2032-02-15 |
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| Frequency range | 453.025 - 453.35 MHz (2 frequencies) |
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| Locations | 1 |
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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 06:47:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 453.02500000 | | | 40.000000 | 119.000000 | |
| 1 | 1 | FB | 453.35000000 | | | 40.000000 | 105.000000 | |
| 1 | 1 | FB | 453.87500000 | | | 40.000000 | 119.000000 | |
| 1 | 1 | FX1 | 458.35000000 | | | 40.000000 | 105.000000 | |
| 1 | 1 | FX1 | 458.87500000 | | | 40.000000 | 105.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.02500000 | | 11K2F3E |
| 1 | 1 | 453.35000000 | | 11K2F3E |
| 1 | 1 | 453.87500000 | | 11K2F3E |
| 1 | 1 | 458.35000000 | | 11K2F3E |
| 1 | 1 | 458.87500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 39W060 RT 38, SAINT CHARLES, KANE, IL | 41.92725000, -88.34813889 | 229.000 m | B | 6.000 m structure / 11.000 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 | | | | 7.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 1301 CONCORDIA CT, SPRINGFIELD, IL | SANGAMON | 2175582200 |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-02 | KKU681 | LIAUA |
| 2021-11-23 | KKU681 | LIREN |
| 2021-11-22 | KKU681 | LETRES |
| 2021-11-17 | KKU681 | ESURNW |
| 2021-07-24 | KKU681 | LIAUA |
| 2021-06-23 | KKU681 | LIAUA |
| 2014-08-19 | KKU681 | LIAUA |
| 2014-08-18 | KKU681 | ESUAPR |
| 2013-02-07 | KKU681 | LIMOD |
| 2013-02-06 | KKU681 | ESUAPR |
| 2012-04-07 | KKU681 | LIAUA |
| 2012-04-06 | KKU681 | ESUAPR |
| 2011-11-18 | KKU681 | LIREN |
| 2010-09-14 | KKU681 | LIMOD |
| 2010-07-02 | KKU681 | ESUAPR |
| 2010-02-11 | KKU681 | LIAUA |
| 2010-02-10 | KKU681 | ESUAPR |
| 2009-02-25 | KKU681 | LIAUA |
| 2009-02-24 | KKU681 | ESCAPR |
| 2002-04-30 | KKU681 | AUDOPR |
| 2002-01-23 | KKU681 | LIREN |
| 2001-11-19 | KKU681 | LETRES |
| 2000-10-20 | KKU681 | LICCNV |
| 1997-02-17 | KKU681 | AUTHPR |
| 1997-02-15 | KKU681 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1209237 | 2026-08-16 06:47:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KKU681 | ULS 1209237 | 2026-08-16 06:47:42 |
| Status | A | ULS 1209237 | 2026-08-16 06:47:42 |
| Service | PW | ULS 1209237 | 2026-08-16 06:47:42 |
| Grant Date | 2021-11-23 | ULS 1209237 | 2026-08-16 06:47:42 |
| Expiration Date | 2032-02-15 | ULS 1209237 | 2026-08-16 06:47:42 |