Universal Licensing System
WRKN590
Surf Air Wireless, LLC
License details
| ULS identifier | 4379102 |
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| Call sign | WRKN590 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2021-01-23 |
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| Expiration | 2031-01-23 |
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| Frequency range | 10755 MHz |
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| Locations | 2 |
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| Representative location | Fowler, BENTON, IN |
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| Coordinates | 40.6490833, -87.1983056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:30 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10755.00000000 | | 56M0D7W |
| 1 | 1 | 10755.00000000 | | 56M0G7W |
| 1 | 1 | 10755.00000000 | | 56M0D7W |
| 1 | 1 | 10755.00000000 | | 56M0D7W |
| 1 | 1 | 10755.00000000 | | 56M0D7W |
| 1 | 1 | 10755.00000000 | | 56M0D7W |
| 1 | 1 | 10755.00000000 | | 56M0D7W |
| 1 | 1 | 10755.00000000 | | 56M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6671 E County Road 300 N, Fowler, BENTON, IN | 40.64908333, -87.19830556 | 227.100 m | SILO | 40.000 m structure / 42.000 m overall | |
| 2 | R | | 40.61730556, -87.31594444 | 203.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES, INC HP2-11 | | V | 34.5000 | 250.5000 | | |
| 1 | 2 | R | RADIO WAVES, INC HP2-11 | | | 34.5000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-26 | WRKN590 | LETCNS |
| 2021-08-03 | WRKN590 | LITRAN |
| 2021-03-24 | WRKN590 | LIAUA |
| 2021-01-23 | WRKN590 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4379102 | 2026-08-02 02:44:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKN590 | ULS 4379102 | 2026-08-02 02:44:30 |
| Status | A | ULS 4379102 | 2026-08-02 02:44:30 |
| Service | MG | ULS 4379102 | 2026-08-02 02:44:30 |
| Grant Date | 2021-01-23 | ULS 4379102 | 2026-08-02 02:44:30 |
| Expiration Date | 2031-01-23 | ULS 4379102 | 2026-08-02 02:44:30 |