Universal Licensing System
WRJP509
DuPage Public Safety Communications
License details
| ULS identifier | 4339650 |
|---|
| Call sign | WRJP509 |
|---|
| Radio service | MW |
|---|
| Status | A |
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| Grant date | 2020-10-05 |
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| Expiration | 2030-10-05 |
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| Frequency range | 11425 - 11505 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | LISLE, DUPAGE, IL |
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| Coordinates | 41.8091667, -88.0527778 |
|---|
| 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 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 2 | 11425.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
| 1 | 1 | 11505.00000000 | | 40M0D7W |
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 | | 41.92280556, -87.94838889 | 208.500 m | | | |
| 3 | R | | 41.86472222, -88.14388889 | 221.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SU6-107B | | V | 44.0000 | 34.4000 | | |
| 1 | 2 | R | RFS SU4-107B | | | 40.5000 | 0.0000 | | |
| 1 | 3 | R | RFS SC3-W100A | | | 38.3000 | 0.0000 | | |
| 2 | 1 | T | RFS SC3-W100A | | H | 38.3000 | 309.2000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-03-28 | WRJP509 | LIAUA |
| 2022-01-05 | WRJP509 | LETCNS |
| 2020-10-05 | WRJP509 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4339650 | 2026-08-02 02:47:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRJP509 | ULS 4339650 | 2026-08-02 02:47:17 |
| Status | A | ULS 4339650 | 2026-08-02 02:47:17 |
| Service | MW | ULS 4339650 | 2026-08-02 02:47:17 |
| Grant Date | 2020-10-05 | ULS 4339650 | 2026-08-02 02:47:17 |
| Expiration Date | 2030-10-05 | ULS 4339650 | 2026-08-02 02:47:17 |