Universal Licensing System
WRDF597
BOB, LLC
License details
| ULS identifier | 4150447 |
|---|
| Call sign | WRDF597 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2019-04-17 |
|---|
| Expiration | 2029-04-17 |
|---|
| Frequency range | 22175 - 22225 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Wood Dale, DUPAGE, IL |
|---|
| Coordinates | 41.9811389, -87.9833056 |
|---|
| Source archive | l_micro.zip |
|---|
| 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 |
|---|
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 1 | FXO | 22175.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
| 1 | 2 | FXO | 22225.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 1 | 22175.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
| 1 | 2 | 22225.00000000 | | 47M3D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 160 Hansen Ct, Wood Dale, DUPAGE, IL | 41.98113889, -87.98330556 | 220.000 m | BMAST | 5.000 m structure / 7.000 m overall | |
| 2 | R | | 41.98755556, -88.01547222 | 210.200 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 | | H | 40.5000 | 285.0000 | | |
| 1 | 2 | R | RF Engineering & Energy R RFMA-2336UH03S | | | 35.3000 | 0.0000 | | |
| 2 | 1 | T | RF Engineering & Energy R RFMA-2341UH06S | | V | 40.5000 | 285.0000 | | |
| 2 | 2 | R | RF Engineering & Energy R RFMA-2336UH03S | | | 35.3000 | 0.0000 | | |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5106 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-04 | WRDF597 | LITRAN |
| 2025-08-01 | WRDF597 | LITRAN |
| 2025-04-23 | WRDF597 | LITRAN |
| 2024-05-11 | WRDF597 | LIAUA |
| 2020-10-24 | WRDF597 | LITRAN |
| 2020-09-21 | WRDF597 | LITRAN |
| 2020-08-05 | WRDF597 | LIAUA |
| 2019-04-17 | WRDF597 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4150447 | 2026-08-02 02:47:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDF597 | ULS 4150447 | 2026-08-02 02:47:09 |
| Status | A | ULS 4150447 | 2026-08-02 02:47:09 |
| Service | CF | ULS 4150447 | 2026-08-02 02:47:09 |
| Grant Date | 2019-04-17 | ULS 4150447 | 2026-08-02 02:47:09 |
| Expiration Date | 2029-04-17 | ULS 4150447 | 2026-08-02 02:47:09 |