Universal Licensing System
WSIZ403
Sonoma, County of
License details
| ULS identifier | 5160601 |
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| Call sign | WSIZ403 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-07-07 |
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| Expiration | 2035-07-07 |
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| Frequency range | 4975 MHz |
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| Locations | 2 |
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| Representative location | GEYSERVILLE, SONOMA, CA |
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| Coordinates | 38.7189444, -123.0539722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:47 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4975.00000000 | | 20M0W7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 13300 ROCKPILE RD., GEYSERVILLE, SONOMA, CA | 38.71894444, -123.05397222 | 409.400 m | BPIPE | 7.600 m structure / 7.600 m overall | |
| 2 | R | | 38.76463889, -122.84519444 | 1055.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | UBIQUITI AF-5G30-S45 | | S | 30.0000 | 74.0000 | | |
| 1 | 2 | R | UBIQUITI AF-5G30-S45 | | | 30.0000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2796 Ventura Ave., Santa Rosa, CA | SONOMA | 7075652214 |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-07 | WSIZ403 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5160601 | 2026-08-02 02:44:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WSIZ403 | ULS 5160601 | 2026-08-02 02:44:47 |
| Status | A | ULS 5160601 | 2026-08-02 02:44:47 |
| Service | PF | ULS 5160601 | 2026-08-02 02:44:47 |
| Grant Date | 2025-07-07 | ULS 5160601 | 2026-08-02 02:44:47 |
| Expiration Date | 2035-07-07 | ULS 5160601 | 2026-08-02 02:44:47 |