Universal Licensing System
WRNT838
BOB, LLC
License details
| ULS identifier | 4490267 |
|---|
| Call sign | WRNT838 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2021-08-23 |
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| Expiration | 2031-08-23 |
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| Frequency range | 21575 MHz |
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| Locations | 1 |
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| Representative location | Chicago, COOK, IL |
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| Coordinates | 41.8122500, -87.6346111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21575.00000000 | | | | | |
| 1 | 1 | FXO | 21575.00000000 | | | | | |
| 1 | 1 | FXO | 21575.00000000 | | | | | |
| 1 | 1 | FXO | 21575.00000000 | | | | | |
| 1 | 1 | FXO | 21575.00000000 | | | | | |
| 1 | 1 | FXO | 21575.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21575.00000000 | | 47M3D7W |
| 1 | 1 | 21575.00000000 | | 47M3D7W |
| 1 | 1 | 21575.00000000 | | 47M3D7W |
| 1 | 1 | 21575.00000000 | | 47M3D7W |
| 1 | 1 | 21575.00000000 | | 47M3D7W |
| 1 | 1 | 21575.00000000 | | 47M3D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 331 W 45th St, Chicago, COOK, IL | 41.81225000, -87.63461111 | 179.000 m | B | 11.000 m structure / 13.000 m overall | |
| 2 | R | | 41.79222222, -87.58388889 | 183.800 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 | 117.8000 | | |
| 1 | 2 | R | RF Engineering & Energy R RFMA-2336UH03S | | | 35.3000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-04 | WRNT838 | LITRAN |
| 2025-08-01 | WRNT838 | LITRAN |
| 2025-04-23 | WRNT838 | LITRAN |
| 2024-05-11 | WRNT838 | LIAUA |
| 2021-08-23 | WRNT838 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4490267 | 2026-08-02 02:46:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRNT838 | ULS 4490267 | 2026-08-02 02:46:50 |
| Status | A | ULS 4490267 | 2026-08-02 02:46:50 |
| Service | CF | ULS 4490267 | 2026-08-02 02:46:50 |
| Grant Date | 2021-08-23 | ULS 4490267 | 2026-08-02 02:46:50 |
| Expiration Date | 2031-08-23 | ULS 4490267 | 2026-08-02 02:46:50 |