Universal Licensing System
WRBZ584
Surf Air Wireless, LLC
License details
| ULS identifier | 4070747 |
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| Call sign | WRBZ584 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2018-08-03 |
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| Expiration | 2028-08-03 |
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| Frequency range | 19540 MHz |
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| Locations | 2 |
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| Representative location | Valparaiso, PORTER, IN |
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| Coordinates | 41.4645833, -87.0638056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:33 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 19540.00000000 | | | | | |
| 1 | 1 | FXO | 19540.00000000 | | | | | |
| 1 | 1 | FXO | 19540.00000000 | | | | | |
| 1 | 1 | FXO | 19540.00000000 | | | | | |
| 1 | 1 | FXO | 19540.00000000 | | | | | |
| 1 | 1 | FXO | 19540.00000000 | | | | | |
| 1 | 1 | FXO | 19540.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19540.00000000 | | 55M0D7W |
| 1 | 1 | 19540.00000000 | | 55M0D7W |
| 1 | 1 | 19540.00000000 | | 55M0D7W |
| 1 | 1 | 19540.00000000 | | 55M0D7W |
| 1 | 1 | 19540.00000000 | | 55M0D7W |
| 1 | 1 | 19540.00000000 | | 55M0D7W |
| 1 | 1 | 19540.00000000 | | 55M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 251 Brown Street, Valparaiso, PORTER, IN | 41.46458333, -87.06380556 | 218.200 m | SILO | 25.900 m structure / 25.900 m overall | |
| 2 | R | | 41.44922222, -87.07516667 | 210.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP2-18C | | V | 39.0000 | 209.1000 | | |
| 1 | 2 | R | Commscope VHLP1-18F | | | 34.6000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-30 | WRBZ584 | LIASS |
| 2021-08-03 | WRBZ584 | LITRAN |
| 2018-11-21 | WRBZ584 | LITRAN |
| 2018-08-03 | WRBZ584 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4070747 | 2026-08-02 02:44:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBZ584 | ULS 4070747 | 2026-08-02 02:44:33 |
| Status | A | ULS 4070747 | 2026-08-02 02:44:33 |
| Service | MG | ULS 4070747 | 2026-08-02 02:44:33 |
| Grant Date | 2018-08-03 | ULS 4070747 | 2026-08-02 02:44:33 |
| Expiration Date | 2028-08-03 | ULS 4070747 | 2026-08-02 02:44:33 |