Universal Licensing System
WSIY543
DSM Firmenich
License details
| ULS identifier | 5159452 |
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| Call sign | WSIY543 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-07-02 |
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| Expiration | 2035-07-02 |
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| Frequency range | 456.6125 - 456.7125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | Woodridge, DUPAGE, IL |
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| Coordinates | 41.6989167, -88.0162222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:17 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.61250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.71250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.61250000 | | 7K60FXE |
| 1 | 1 | 456.71250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Woodridge, DUPAGE, IL | 41.69891667, -88.01622222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 10351 Rising Ct., Woodridge, IL | DUPAGE | 6304327619 |
License history
| Date | File or call sign | Action |
|---|
| 2026-03-31 | WSIY543 | LETCNS |
| 2025-07-02 | WSIY543 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5159452 | 2026-08-02 01:24:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIY543 | ULS 5159452 | 2026-08-02 01:24:17 |
| Status | A | ULS 5159452 | 2026-08-02 01:24:17 |
| Service | IG | ULS 5159452 | 2026-08-02 01:24:17 |
| Grant Date | 2025-07-02 | ULS 5159452 | 2026-08-02 01:24:17 |
| Expiration Date | 2035-07-02 | ULS 5159452 | 2026-08-02 01:24:17 |