Universal Licensing System
WSKF281
Caltrans, California DOT
License details
| ULS identifier | 5204024 |
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| Call sign | WSKF281 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-09-25 |
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| Expiration | 2035-09-25 |
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| Frequency range | 4950 MHz |
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| Locations | 4 |
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| Representative location | Chula Vista, SAN DIEGO, CA |
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| Coordinates | 32.5946667, -117.0360556 |
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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 | | | | | |
| 1 | 2 | FXO | 4950.00000000 | | | | | |
| 1 | 3 | FXO | 4950.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4950.00000000 | | 20M0D7D |
| 1 | 2 | 4950.00000000 | | 20M0D7D |
| 1 | 3 | 4950.00000000 | | 20M0D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Chula Vista, SAN DIEGO, CA | 32.59466667, -117.03605556 | 43.900 m | UPOLE | 9.100 m structure / 10.000 m overall | |
| 2 | R | | 32.59513889, -117.03555556 | 50.900 m | | | |
| 3 | R | | 32.59513889, -117.03661111 | 45.400 m | | | |
| 4 | R | | 32.59472222, -117.03683333 | 38.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Solectek AS4905 | | S | 19.0000 | 360.0000 | | |
| 1 | 2 | R | Solectek AS4935 | | | 19.0000 | | | |
| 1 | 3 | R | Solectek AS4935 | | | 19.0000 | | | |
| 1 | 4 | R | Solectek AS4935 | | | 19.0000 | | | |
| 2 | 1 | T | Solectek AS4905 | | S | 19.0000 | 360.0000 | | |
| 3 | 1 | T | Solectek AS4905 | | S | 19.0000 | 360.0000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7183 Opportunity Rd, San Diego, CA | SAN DIEGO | 8584674324 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-25 | WSKF281 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5204024 | 2026-08-02 02:47:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSKF281 | ULS 5204024 | 2026-08-02 02:47:00 |
| Status | A | ULS 5204024 | 2026-08-02 02:47:00 |
| Service | PF | ULS 5204024 | 2026-08-02 02:47:00 |
| Grant Date | 2025-09-25 | ULS 5204024 | 2026-08-02 02:47:00 |
| Expiration Date | 2035-09-25 | ULS 5204024 | 2026-08-02 02:47:00 |