Universal Licensing System
WRVS842
DuPage Public Safety Communications 9-1-1
License details
| ULS identifier | 4706177 |
|---|---|
| Call sign | WRVS842 |
| Radio service | PA |
| Status | A |
| Grant date | 2023-01-03 |
| Expiration | 2033-01-03 |
| Frequency range | 4947.5 - 4972.5 MHz (4 frequencies) |
| Locations | 6 |
| Representative location | Hinsdale, DUPAGE, IL |
| Coordinates | 41.7860833, -87.9342778 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:13:34 |
Licensee
| Name | DuPage Public Safety Communications 9-1-1 |
|---|---|
| Applicant type | G |
| FRN | 0002846517 |
| Location | Wheaton, IL |
| Address | 420 N. County Farm Road, Wheaton, IL, 60187 |
| Phone | 6302607500 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FXO | 4942.50000000 | 0.500000 | 60.800000 | |||
| 4 | 1 | FXO | 4942.50000000 | 0.500000 | 60.800000 | |||
| 1 | 1 | FXO | 4947.50000000 | 0.500000 | 60.800000 | |||
| 4 | 1 | FXO | 4947.50000000 | 0.500000 | 60.800000 | |||
| 1 | 2 | FXO | 4952.50000000 | 0.500000 | 60.800000 | |||
| 2 | 1 | FXO | 4952.50000000 | 0.500000 | 60.800000 | |||
| 4 | 2 | FXO | 4962.50000000 | 0.500000 | 60.800000 | |||
| 5 | 1 | FXO | 4962.50000000 | 0.500000 | 60.800000 | |||
| 4 | 3 | FXO | 4967.50000000 | 0.500000 | 60.800000 | |||
| 6 | 1 | FXO | 4967.50000000 | 0.500000 | 60.800000 | |||
| 4 | 4 | FXO | 4972.50000000 | 0.500000 | 60.800000 | |||
| 1 | 3 | FXO | 4977.50000000 | 0.500000 | 60.800000 | |||
| 3 | 1 | FXO | 4977.50000000 | 0.500000 | 60.800000 | |||
| 1 | 3 | FXO | 4982.50000000 | 0.500000 | 60.800000 | |||
| 3 | 1 | FXO | 4982.50000000 | 0.500000 | 60.800000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 4942.50000000 | 4M50G7D | |
| 4 | 1 | 4942.50000000 | 4M50G7D | |
| 1 | 1 | 4947.50000000 | 4M50G7D | |
| 4 | 1 | 4947.50000000 | 4M50G7D | |
| 1 | 2 | 4952.50000000 | 4M50G7D | |
| 2 | 1 | 4952.50000000 | 4M50G7D | |
| 4 | 2 | 4962.50000000 | 4M50G7D | |
| 5 | 1 | 4962.50000000 | 4M50G7D | |
| 4 | 3 | 4967.50000000 | 4M50G7D | |
| 6 | 1 | 4967.50000000 | 4M50G7D | |
| 4 | 4 | 4972.50000000 | 4M50G7D | |
| 1 | 3 | 4977.50000000 | 4M50G7D | |
| 3 | 1 | 4977.50000000 | 4M50G7D | |
| 1 | 3 | 4982.50000000 | 4M50G7D | |
| 3 | 1 | 4982.50000000 | 4M50G7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 5700 S Grant, Hinsdale, DUPAGE, IL | 41.78608333, -87.93427778 | 222.000 m | TANK | 33.500 m structure / 39.600 m overall | |
| 2 | T | 21 Spinning Wheel Road, Hinsdale, DUPAGE, IL | 41.82219444, -87.91988889 | 194.100 m | BANT | 45.700 m structure / 54.900 m overall | |
| 3 | T | 19 Chicago Street, Hinsdale, DUPAGE, IL | 41.80422222, -87.92813889 | 210.300 m | B | 15.200 m structure / 18.300 m overall | |
| 4 | T | 650 CURTISS STREET, Downers Grove, DUPAGE, IL | 41.79533333, -88.00286111 | 219.300 m | MTOWER | 57.900 m structure / 60.500 m overall | N |
| 5 | T | 1200 Oak Brook Road, Oak Brook, DUPAGE, IL | 41.83333333, -87.94752778 | 206.000 m | MTOWER | 36.600 m structure / 36.600 m overall | |
| 6 | T | 7100 Springside, Downers Grove, DUPAGE, IL | 41.75819444, -88.02647222 | 232.900 m | TANK | 33.500 m structure / 36.600 m overall |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 33.500 m | S | 20.0000 | 280.5000 | |||
| 1 | 2 | T | 47.200 m | S | 20.0000 | 198.2000 | |||
| 1 | 3 | T | 12.200 m | S | 20.0000 | 194.2000 | |||
| 1 | 4 | T | 45.700 m | S | 20.0000 | 100.0000 | |||
| 1 | 5 | T | 35.700 m | S | 20.0000 | 227.4000 | |||
| 1 | 6 | T | 35.100 m | S | 20.0000 | 25.4000 | |||
| 2 | 1 | T | 33.500 m | S | 20.0000 | 18.2000 | |||
| 2 | 4 | T | 45.700 m | S | 20.0000 | 47.3000 | |||
| 3 | 1 | T | 33.500 m | S | 20.0000 | 14.2000 | |||
| 3 | 4 | T | 45.700 m | S | 20.0000 | 205.4000 | |||
| 4 | 4 | T | 45.700 m | S | 20.0000 | 290.8000 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 420 N. County Farm Road, Wheaton, IL | DUPAGE | 6302607500 |
Special conditions
| Type | Condition code |
|---|---|
| P | 3055 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-06-02 | WRVS842 | COR |
| 2025-05-29 | WRVS842 | COR |
| 2025-05-28 | WRVS842 | COR |
| 2024-03-01 | WRVS842 | LIMOD |
| 2023-04-05 | WRVS842 | LIAUA |
| 2023-01-03 | WRVS842 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4706177 | 2026-08-02 01:13:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRVS842 | ULS 4706177 | 2026-08-02 01:13:34 |
| Status | A | ULS 4706177 | 2026-08-02 01:13:34 |
| Service | PA | ULS 4706177 | 2026-08-02 01:13:34 |
| Grant Date | 2023-01-03 | ULS 4706177 | 2026-08-02 01:13:34 |
| Expiration Date | 2033-01-03 | ULS 4706177 | 2026-08-02 01:13:34 |