Universal Licensing System
WSKF551
Caltrans, California DOT
License details
| ULS identifier | 5204526 |
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| Call sign | WSKF551 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-09-26 |
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| Expiration | 2035-09-26 |
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| Frequency range | 4950 MHz |
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| Locations | 2 |
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| Representative location | Calexico, IMPERIAL, CA |
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| Coordinates | 32.6656667, -115.4987500 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:00 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4950.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4950.00000000 | | 20M0D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Calexico, IMPERIAL, CA | 32.66566667, -115.49875000 | 0.300 m | UPOLE | 9.100 m structure / 10.000 m overall | |
| 2 | R | | 32.67388889, -115.50350000 | 0.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Solectek AS4935 | | S | 19.0000 | 278.9000 | | |
| 1 | 2 | R | Solectek AS4935 | | | 19.0000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7183 Opportunity Rd, San Diego, CA | SAN DIEGO | 8584674324 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-26 | WSKF551 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5204526 | 2026-08-02 02:47:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSKF551 | ULS 5204526 | 2026-08-02 02:47:00 |
| Status | A | ULS 5204526 | 2026-08-02 02:47:00 |
| Service | PF | ULS 5204526 | 2026-08-02 02:47:00 |
| Grant Date | 2025-09-26 | ULS 5204526 | 2026-08-02 02:47:00 |
| Expiration Date | 2035-09-26 | ULS 5204526 | 2026-08-02 02:47:00 |