Universal Licensing System
WQDU371
LYONS ELEMENTARY SCHOOL DISTRICT 103
License details
| ULS identifier | 2760334 |
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| Call sign | WQDU371 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2005-11-01 |
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| Expiration | 2015-11-01 |
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| Cancellation | 2016-01-02 |
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| Frequency range | 463.275 - 469.925 MHz (9 frequencies) |
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| Locations | 3 |
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| Representative location | LYONS, COOK, IL |
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| Coordinates | 41.8170556, -87.8209722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:43 |
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Licensee
| Name | LYONS ELEMENTARY SCHOOL DISTRICT 103 |
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| Applicant type | G |
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| FRN | 0013799739 |
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| Location | LYONS, IL |
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| Address | 4100 JOLIET AVENUE, LYONS, IL, 60534 |
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| Phone | 7087834113 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 463.27500000 | | | 20.000000 | 40.000000 | |
| 3 | 1 | MO | 464.00000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 464.10000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 464.40000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 464.92500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 468.27500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 469.00000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 469.00000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 469.40000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 469.92500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.27500000 | | 20K0F3E |
| 3 | 1 | 464.00000000 | | 20K0F3E |
| 3 | 1 | 464.10000000 | | 20K0F3E |
| 3 | 1 | 464.40000000 | | 20K0F3E |
| 3 | 1 | 464.92500000 | | 20K0F3E |
| 2 | 1 | 468.27500000 | | 20K0F3E |
| 3 | 1 | 469.00000000 | | 20K0F3E |
| 3 | 1 | 469.00000000 | | 20K0F3E |
| 3 | 1 | 469.40000000 | | 20K0F3E |
| 3 | 1 | 469.92500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4100 JOLIET AVENUE, LYONS, COOK, IL | 41.81705556, -87.82097222 | 187.000 m | BANT | 18.000 m structure / 19.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | LYONS, COOK, IL | 41.81694444, -87.82097222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 19.000 m | | | | 16.500 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 4100 JOLIET AVENUE, LYONS, IL | COOK | 7087834113 |
License history
| Date | File or call sign | Action |
|---|
| 2016-01-02 | WQDU371 | LIEXP |
| 2015-08-10 | WQDU371 | LETRES |
| 2006-07-31 | WQDU371 | LETCNS |
| 2005-11-01 | WQDU371 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2760334 | 2026-08-02 01:17:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQDU371 | ULS 2760334 | 2026-08-02 01:17:43 |
| Status | E | ULS 2760334 | 2026-08-02 01:17:43 |
| Service | IG | ULS 2760334 | 2026-08-02 01:17:43 |
| Grant Date | 2005-11-01 | ULS 2760334 | 2026-08-02 01:17:43 |
| Expiration Date | 2015-11-01 | ULS 2760334 | 2026-08-02 01:17:43 |
| Cancellation Date | 2016-01-02 | ULS 2760334 | 2026-08-02 01:17:43 |