Universal Licensing System
WSFY381
City and County Of San Francisco SFPUC
License details
| ULS identifier | 5051417 |
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| Call sign | WSFY381 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2024-11-21 |
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| Expiration | 2034-11-21 |
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| Frequency range | 6226.89 - 11425 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | FREMONT, ALAMEDA, CA |
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| Coordinates | 37.4997222, -121.8720833 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:11 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6226.89000000 | | | | | |
| 1 | 3 | FXO | 6286.19000000 | | | | | |
| 1 | 2 | FXO | 11425.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6286.19000000 | | 30M0D7W |
| 1 | 2 | 11425.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MOUNT ALLISON, FREMONT, ALAMEDA, CA | 37.49972222, -121.87208333 | 802.800 m | POLE | 20.000 m structure / 20.000 m overall | |
| 2 | R | | 37.46108333, -122.34322222 | 560.200 m | | | |
| 3 | R | | 37.61986111, -121.92269444 | 660.500 m | | | |
| 4 | R | | 37.60658333, -121.62105556 | 898.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS UXA10-59B RF | | V | 43.2000 | 264.3000 | | |
| 1 | 2 | R | RFS PADX10-W57A | | | 43.4000 | 0.0000 | | |
| 1 | 3 | R | CommScope SHPX4-11W | | | 41.0000 | 0.0000 | | |
| 1 | 4 | R | RFS SB6-W60D | | | 39.4000 | 0.0000 | | |
| 2 | 1 | T | CommScope SHPX4-11W | | V | 41.0000 | 341.5000 | | |
| 3 | 1 | T | RFS SB6-W60D | | V | 39.4000 | 61.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-24 | WSFY381 | LETTRS |
| 2026-06-24 | WSFY381 | PNLISR |
| 2026-02-18 | WSFY381 | LETCNS |
| 2025-08-29 | WSFY381 | LIAUA |
| 2024-11-21 | WSFY381 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5051417 | 2026-08-02 02:45:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSFY381 | ULS 5051417 | 2026-08-02 02:45:11 |
| Status | A | ULS 5051417 | 2026-08-02 02:45:11 |
| Service | MW | ULS 5051417 | 2026-08-02 02:45:11 |
| Grant Date | 2024-11-21 | ULS 5051417 | 2026-08-02 02:45:11 |
| Expiration Date | 2034-11-21 | ULS 5051417 | 2026-08-02 02:45:11 |