Universal Licensing System
KNFB428
ILLINOIS STATE POLICE
License details
| ULS identifier | 1212802 |
|---|
| Call sign | KNFB428 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2023-01-26 |
|---|
| Expiration | 2033-03-02 |
|---|
| Frequency range | 453.25 - 458.25 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | JOLIET, WILL, IL |
|---|
| Coordinates | 41.5791944, -88.0833889 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:13:20 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 453.25000000 | | | 100.000000 | 300.000000 | |
| 2 | 1 | MO | 458.25000000 | | | 45.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.25000000 | | 8K10F1D |
| 1 | 1 | 453.25000000 | | 8K10F1E |
| 1 | 1 | 453.25000000 | | 11K2F3E |
| 2 | 1 | 458.25000000 | | 8K10F1E |
| 2 | 1 | 458.25000000 | | 11K2F3E |
| 2 | 1 | 458.25000000 | | 8K10F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CANTON FARM RD AT JCT IL RT 5, JOLIET, WILL, IL | 41.57919444, -88.08338889 | 178.000 m | | 24.000 m structure / 24.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2300 S Dirksen Parkway, Springfield, IL | SANGAMON | 2177827234 |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-02 | KNFB428 | LIAUA |
| 2023-01-26 | KNFB428 | LIREN |
| 2023-01-01 | KNFB428 | ESURNW |
| 2022-12-05 | KNFB428 | LETRES |
| 2021-07-24 | KNFB428 | LIAUA |
| 2021-06-23 | KNFB428 | LIAUA |
| 2014-08-23 | KNFB428 | LIAUA |
| 2014-08-22 | KNFB428 | ESUAPR |
| 2013-02-09 | KNFB428 | LIMOD |
| 2013-02-08 | KNFB428 | ESUAPR |
| 2013-01-03 | KNFB428 | LIMOD |
| 2012-12-04 | KNFB428 | LIREN |
| 2012-12-02 | KNFB428 | ESURNW |
| 2012-04-10 | KNFB428 | LIAUA |
| 2012-04-09 | KNFB428 | ESUAPR |
| 2010-09-20 | KNFB428 | LIMOD |
| 2010-07-08 | KNFB428 | ESUAPR |
| 2010-02-27 | KNFB428 | LIAUA |
| 2010-02-26 | KNFB428 | ESUAPR |
| 2009-02-25 | KNFB428 | LIAUA |
| 2009-02-24 | KNFB428 | ESCAPR |
| 2002-12-10 | KNFB428 | LIREN |
| 2002-12-09 | KNFB428 | LETRES |
| 2002-04-30 | KNFB428 | AUDOPR |
| 2000-10-20 | KNFB428 | LICCNV |
| 1998-01-14 | KNFB428 | LIREN |
| 1998-01-14 | KNFB428 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1212802 | 2026-08-02 01:13:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNFB428 | ULS 1212802 | 2026-08-02 01:13:20 |
| Status | A | ULS 1212802 | 2026-08-02 01:13:20 |
| Service | PW | ULS 1212802 | 2026-08-02 01:13:20 |
| Grant Date | 2023-01-26 | ULS 1212802 | 2026-08-02 01:13:20 |
| Expiration Date | 2033-03-02 | ULS 1212802 | 2026-08-02 01:13:20 |