Universal Licensing System
WRDY475
Wiline Spectrum Holdings LLC
License details
| ULS identifier | 4190982 |
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| Call sign | WRDY475 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2019-08-20 |
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| Expiration | 2029-08-20 |
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| Cancellation | 2026-03-25 |
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| Frequency range | 17820 MHz |
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| Locations | 2 |
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| Representative location | Redwood City, SAN MATEO, CA |
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| Coordinates | 37.5235000, -122.2585556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17820.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
| 1 | 1 | 17820.00000000 | | 56M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 303 Twin Dolphin Dr, Redwood City, SAN MATEO, CA | 37.52350000, -122.25855556 | 2.400 m | B | 31.100 m structure / 31.600 m overall | |
| 2 | R | | 37.54733333, -122.30805556 | 4.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SB1-190C | | H | 34.2000 | 301.2000 | | |
| 1 | 2 | R | RFS SB1-190C | | | 34.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-03-27 | WRDY475 | LICAN |
| 2020-11-24 | WRDY475 | LETCNS |
| 2019-08-20 | WRDY475 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4190982 | 2026-08-02 02:46:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDY475 | ULS 4190982 | 2026-08-02 02:46:12 |
| Status | C | ULS 4190982 | 2026-08-02 02:46:12 |
| Service | CF | ULS 4190982 | 2026-08-02 02:46:12 |
| Grant Date | 2019-08-20 | ULS 4190982 | 2026-08-02 02:46:12 |
| Expiration Date | 2029-08-20 | ULS 4190982 | 2026-08-02 02:46:12 |
| Cancellation Date | 2026-03-25 | ULS 4190982 | 2026-08-02 02:46:12 |