Universal Licensing System
KSN40
ILLINOIS STATE TOLL HIGHWAY AUTHORITY
License details
| ULS identifier | 1173948 |
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| Call sign | KSN40 |
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| Radio service | GE |
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| Status | A |
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| Grant date | 2021-03-19 |
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| Expiration | 2031-03-25 |
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| Frequency range | 810.9875 - 811.4875 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | DES PLAINES, COOK, IL |
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| Coordinates | 42.0155833, -87.9295000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FX1 | 810.98750000 | | | 100.000000 | 15.850000 | |
| 1 | 1 | FX1 | 811.48750000 | | | 100.000000 | 15.850000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 810.98750000 | | 20K0F3E |
| 1 | 1 | 811.48750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | DP 2 MI W OF US RTE 12 45 ON IL RTE 194, DES PLAINES, COOK, IL | 42.01558333, -87.92950000 | 207.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 15.000 m | | | | 0.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | ONE AUTHORITY DR, DOWNERS GROVE, IL | | 7082416800 |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-19 | KSN40 | LIREN |
| 2021-03-15 | KSN40 | ESURNW |
| 2021-02-23 | KSN40 | ESURNW |
| 2021-01-24 | KSN40 | ESURNW |
| 2020-12-28 | KSN40 | LETRES |
| 2020-12-25 | KSN40 | ESURNW |
| 2020-02-10 | KSN40 | COR |
| 2016-07-09 | KSN40 | LIAUA |
| 2016-07-08 | KSN40 | ESCAPR |
| 2011-01-06 | KSN40 | LIREN |
| 2010-12-27 | KSN40 | LETRES |
| 2001-01-19 | KSN40 | LIREN |
| 2001-01-01 | KSN40 | LETRES |
| 2000-10-19 | KSN40 | LICCNV |
| 1996-02-28 | KSN40 | AUTHPR |
| 1996-02-28 | KSN40 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1173948 | 2026-08-02 01:14:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KSN40 | ULS 1173948 | 2026-08-02 01:14:56 |
| Status | A | ULS 1173948 | 2026-08-02 01:14:56 |
| Service | GE | ULS 1173948 | 2026-08-02 01:14:56 |
| Grant Date | 2021-03-19 | ULS 1173948 | 2026-08-02 01:14:56 |
| Expiration Date | 2031-03-25 | ULS 1173948 | 2026-08-02 01:14:56 |