Universal Licensing System
KNNU312
SHELL COMMUNICATIONS INC
License details
| ULS identifier | 1838454 |
|---|
| Call sign | KNNU312 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-03-25 |
|---|
| Expiration | 2031-05-01 |
|---|
| Frequency range | 451.55 - 456.55 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | PATOKA, MARION, IL |
|---|
| Coordinates | 38.7881111, -89.0661667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:32 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2C | 451.55000000 | | | 25.000000 | 50.000000 | |
| 2 | 1 | MO | 451.55000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FBJ | 451.55000000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FB2J | 451.55000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 456.55000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FX1J | 456.55000000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.55000000 | | 11K2F3E |
| 2 | 1 | 451.55000000 | | 11K2F3E |
| 3 | 1 | 451.55000000 | | 11K2F3E |
| 3 | 1 | 451.55000000 | | 11K2F3E |
| 2 | 1 | 456.55000000 | | 11K2F3E |
| 3 | 1 | 456.55000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5 KM NE, PATOKA, MARION, IL | 38.78811111, -89.06616667 | 152.000 m | TOWER | 49.000 m structure / 49.000 m overall | N |
| 2 | T | | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 34.000 m | | | | 28.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 3 | 150 N DAIRY ASHFORD, HOUSTON, TX | HARRIS | 8323370209 |
License history
| Date | File or call sign | Action |
|---|
| 2024-09-25 | KNNU312 | LIAUA |
| 2024-03-20 | KNNU312 | LIAUA |
| 2024-03-19 | KNNU312 | LIAUA |
| 2021-03-25 | KNNU312 | LIREN |
| 2021-02-08 | KNNU312 | LETRES |
| 2018-01-17 | KNNU312 | LIAUA |
| 2016-03-01 | KNNU312 | LIMOD |
| 2014-02-12 | KNNU312 | LIAUA |
| 2014-02-11 | KNNU312 | ESUAPR |
| 2012-06-12 | KNNU312 | LIMOD |
| 2012-04-19 | KNNU312 | ESUAPR |
| 2011-04-27 | KNNU312 | AUTHPR |
| 2011-04-26 | KNNU312 | COR |
| 2011-04-26 | KNNU312 | INTDUP |
| 2011-04-26 | KNNU312 | LIREN |
| 2011-04-25 | KNNU312 | ESUAPR |
| 2011-02-07 | KNNU312 | LETRES |
| 2003-11-05 | KNNU312 | LIAUA |
| 2002-03-12 | KNNU312 | AUDOPR |
| 2001-02-24 | KNNU312 | LIREN |
| 2001-02-05 | KNNU312 | LETRES |
| 2000-11-23 | KNNU312 | LICCNV |
| 1996-05-01 | KNNU312 | AUTHPR |
| 1996-05-01 | KNNU312 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1838454 | 2026-08-02 01:15:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNU312 | ULS 1838454 | 2026-08-02 01:15:32 |
| Status | A | ULS 1838454 | 2026-08-02 01:15:32 |
| Service | IG | ULS 1838454 | 2026-08-02 01:15:32 |
| Grant Date | 2021-03-25 | ULS 1838454 | 2026-08-02 01:15:32 |
| Expiration Date | 2031-05-01 | ULS 1838454 | 2026-08-02 01:15:32 |