Universal Licensing System
WSIN498
DuPage Public Safety Communications
License details
| ULS identifier | 5144934 |
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| Call sign | WSIN498 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-06-03 |
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| Expiration | 2035-06-03 |
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| Frequency range | 4942.5 - 4982.5 MHz (6 frequencies) |
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| Locations | 6 |
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| Representative location | LISLE, DUPAGE, IL |
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| Coordinates | 41.8091667, -88.0527778 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:17 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4942.50000000 | | | | | |
| 1 | 5 | FXO | 4947.50000000 | | | | | |
| 1 | 2 | FXO | 4952.50000000 | | | | | |
| 1 | 3 | FXO | 4972.50000000 | | | | | |
| 1 | 4 | FXO | 4977.50000000 | | | | | |
| 1 | 4 | FXO | 4982.50000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4942.50000000 | | 4M50G7D |
| 1 | 5 | 4947.50000000 | | 4M50G7D |
| 1 | 2 | 4952.50000000 | | 4M50G7D |
| 1 | 3 | 4972.50000000 | | 4M50G7D |
| 1 | 4 | 4977.50000000 | | 4M50G7D |
| 1 | 4 | 4982.50000000 | | 4M50G7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | RT 53 & I88, LISLE, DUPAGE, IL | 41.80916667, -88.05277778 | 228.600 m | LTOWER | 110.300 m structure / 115.000 m overall | |
| 2 | R | | 41.79394444, -88.07755556 | 198.700 m | | | |
| 3 | R | | 41.74922222, -88.00347222 | 230.100 m | | | |
| 4 | R | | 41.79533333, -88.00286111 | 219.300 m | | | |
| 5 | R | | 41.79669444, -87.95694444 | 221.000 m | | | |
| 6 | R | | 41.73027778, -87.96927778 | 205.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Cambium PTP-670 | | S | 23.0000 | 230.0000 | | |
| 1 | 2 | R | Cambium PTP-670 | | | 23.0000 | | | |
| 1 | 3 | R | Cambium PTP-670 | | | 23.0000 | | | |
| 1 | 4 | R | Cambium PTP-670 | | | 23.0000 | | | |
| 1 | 5 | R | Cambium PTP-670 | | | 23.0000 | | | |
| 1 | 6 | R | Cambium PTP-670 | | | 23.0000 | | | |
| 2 | 1 | T | Cambium PTP-670 | | S | 23.0000 | 148.5000 | | |
| 3 | 1 | T | Cambium PTP-670 | | S | 23.0000 | 111.1000 | | |
| 4 | 1 | T | Cambium PTP-670 | | S | 23.0000 | 100.0000 | | |
| 5 | 1 | T | Cambium PTP-670 | | S | 23.0000 | 141.7000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 420 N. County Farm Rd, Wheaton, IL | DUPAGE | 6302607500 |
License history
| Date | File or call sign | Action |
|---|
| 2025-06-03 | WSIN498 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5144934 | 2026-08-02 02:47:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIN498 | ULS 5144934 | 2026-08-02 02:47:17 |
| Status | A | ULS 5144934 | 2026-08-02 02:47:17 |
| Service | PF | ULS 5144934 | 2026-08-02 02:47:17 |
| Grant Date | 2025-06-03 | ULS 5144934 | 2026-08-02 02:47:17 |
| Expiration Date | 2035-06-03 | ULS 5144934 | 2026-08-02 02:47:17 |