Universal Licensing System
WRKK524
Wiline Spectrum Holdings LLC
License details
| ULS identifier | 4374658 |
|---|
| Call sign | WRKK524 |
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| Radio service | CF |
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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 | 10775 MHz |
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| Locations | 2 |
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| Representative location | PLEASANTON, ALAMEDA, CA |
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| Coordinates | 37.6977778, -121.8773333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:02 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10775.00000000 | | | | | |
| 1 | 1 | FXO | 10775.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
| 1 | 1 | 10775.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4200 ROSEWOOD DR, PLEASANTON, ALAMEDA, CA | 37.69777778, -121.87733333 | 104.900 m | B | 7.900 m structure / 8.400 m overall | |
| 2 | R | | 37.81427778, -121.80752778 | 782.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SC3-W100A | | H | 38.3000 | 25.4000 | | |
| 1 | 2 | R | RFS SC3-W100A | | | 38.3000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-12 | WRKK524 | LETCNS |
| 2021-01-14 | WRKK524 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4374658 | 2026-08-02 02:46:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKK524 | ULS 4374658 | 2026-08-02 02:46:02 |
| Status | A | ULS 4374658 | 2026-08-02 02:46:02 |
| Service | CF | ULS 4374658 | 2026-08-02 02:46:02 |
| Grant Date | 2021-01-14 | ULS 4374658 | 2026-08-02 02:46:02 |
| Expiration Date | 2031-01-14 | ULS 4374658 | 2026-08-02 02:46:02 |