Universal Licensing System
WRDJ442
BOB, LLC dba Business Only Broadband
License details
| ULS identifier | 4159579 |
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| Call sign | WRDJ442 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2019-05-13 |
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| Expiration | 2029-05-13 |
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| Cancellation | 2023-03-21 |
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| Frequency range | 22025 MHz |
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| Locations | 2 |
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| Representative location | Burr Ridge, COOK, IL |
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| Coordinates | 41.7545833, -87.9102500 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:09 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 22025.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 22025.00000000 | | 45M8D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1000 Burr Ridge Pkwy., Burr Ridge, COOK, IL | 41.75458333, -87.91025000 | 208.000 m | BMAST | 13.000 m structure / 16.000 m overall | |
| 2 | R | | 41.73855556, -87.93586111 | 222.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RF Engineering & Energy R RFMA-2341UH06S | | V | 40.5000 | 230.1000 | | |
| 1 | 2 | R | RF Engineering & Energy R RFMA-2336UH03S | | | 35.3000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-03-22 | WRDJ442 | LICAN |
| 2020-10-24 | WRDJ442 | LITRAN |
| 2020-09-21 | WRDJ442 | LITRAN |
| 2020-08-05 | WRDJ442 | LIAUA |
| 2019-05-13 | WRDJ442 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4159579 | 2026-08-02 02:47:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRDJ442 | ULS 4159579 | 2026-08-02 02:47:09 |
| Status | C | ULS 4159579 | 2026-08-02 02:47:09 |
| Service | CF | ULS 4159579 | 2026-08-02 02:47:09 |
| Grant Date | 2019-05-13 | ULS 4159579 | 2026-08-02 02:47:09 |
| Expiration Date | 2029-05-13 | ULS 4159579 | 2026-08-02 02:47:09 |
| Cancellation Date | 2023-03-21 | ULS 4159579 | 2026-08-02 02:47:09 |