Universal Licensing System
WRKK531
Chisholm Broadband, LLC
License details
| ULS identifier | 4374677 |
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| Call sign | WRKK531 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2021-01-14 |
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| Expiration | 2031-01-14 |
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| Frequency range | 11245 - 11405 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | Winfield, COWLEY, KS |
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| Coordinates | 37.2412500, -97.0064167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:16 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11245.00000000 | | | | | |
| 1 | 1 | FXO | 11245.00000000 | | | | | |
| 1 | 1 | FXO | 11245.00000000 | | | | | |
| 1 | 1 | FXO | 11245.00000000 | | | | | |
| 1 | 3 | FXO | 11325.00000000 | | | | | |
| 1 | 3 | FXO | 11325.00000000 | | | | | |
| 1 | 3 | FXO | 11325.00000000 | | | | | |
| 1 | 3 | FXO | 11325.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11245.00000000 | | 79M3D7D |
| 1 | 1 | 11245.00000000 | | 79M3D7D |
| 1 | 1 | 11245.00000000 | | 79M3D7D |
| 1 | 1 | 11245.00000000 | | 79M3D7D |
| 1 | 3 | 11325.00000000 | | 79M3D7D |
| 1 | 3 | 11325.00000000 | | 79M3D7D |
| 1 | 3 | 11325.00000000 | | 79M3D7D |
| 1 | 3 | 11325.00000000 | | 79M3D7D |
| 1 | 2 | 11405.00000000 | | 79M3D7D |
| 1 | 2 | 11405.00000000 | | 79M3D7D |
| 1 | 2 | 11405.00000000 | | 79M3D7D |
| 1 | 2 | 11405.00000000 | | 79M3D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 811 Mill St, Winfield, COWLEY, KS | 37.24125000, -97.00641667 | 341.700 m | SILO | 50.300 m structure / 50.300 m overall | |
| 2 | R | | 37.28930556, -96.98958333 | 370.300 m | | | |
| 3 | R | | 37.25752778, -97.11002778 | 358.000 m | | | |
| 4 | R | | 37.16766667, -97.02252778 | 350.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | UBIQUITI NETWORKS AF-11G35 | | S | 35.0000 | 15.6000 | | |
| 1 | 2 | R | UBIQUITI NETWORKS AF-11G35 | | | 35.0000 | | | |
| 1 | 3 | R | UBIQUITI NETWORKS AF-11G35 | | | 35.0000 | | | |
| 1 | 4 | R | UBIQUITI NETWORKS AF-11G35 | | | 35.0000 | | | |
| 2 | 1 | T | UBIQUITI NETWORKS AF-11G35 | | S | 35.0000 | 281.1000 | | |
| 3 | 1 | T | UBIQUITI NETWORKS AF-11G35 | | S | 35.0000 | 189.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-12 | WRKK531 | LETCNS |
| 2021-01-14 | WRKK531 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4374677 | 2026-08-02 02:47:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKK531 | ULS 4374677 | 2026-08-02 02:47:16 |
| Status | A | ULS 4374677 | 2026-08-02 02:47:16 |
| Service | MG | ULS 4374677 | 2026-08-02 02:47:16 |
| Grant Date | 2021-01-14 | ULS 4374677 | 2026-08-02 02:47:16 |
| Expiration Date | 2031-01-14 | ULS 4374677 | 2026-08-02 02:47:16 |