Universal Licensing System
WSF55
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1984664 |
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| Call sign | WSF55 |
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| Radio service | AF |
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| Status | C |
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| Grant date | 2005-03-08 |
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| Expiration | 2015-03-08 |
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| Cancellation | 2007-01-31 |
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| Frequency range | 130.6 MHz |
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| Locations | 1 |
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| Representative location | SAN FRANCISCO, SAN MATEO, CA |
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| Coordinates | 37.6188333, -122.3758056 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:32 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FA | 130.60000000 | | | 55.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 130.60000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | SAN FRANCISCO INTL AIRPORT, SAN FRANCISCO, SAN MATEO, CA | 37.61883333, -122.37580556 | 3.000 m | B | 9.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2007-02-01 | WSF55 | LICAN |
| 2006-03-07 | WSF55 | AUTHPR |
| 2006-01-01 | WSF55 | LIASS |
| 2005-07-25 | WSF55 | ESCAPR |
| 2005-03-08 | WSF55 | LIREN |
| 2005-01-17 | WSF55 | LETRES |
| 2001-04-27 | WSF55 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1984664 | 2026-08-02 02:08:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WSF55 | ULS 1984664 | 2026-08-02 02:08:32 |
| Status | C | ULS 1984664 | 2026-08-02 02:08:32 |
| Service | AF | ULS 1984664 | 2026-08-02 02:08:32 |
| Grant Date | 2005-03-08 | ULS 1984664 | 2026-08-02 02:08:32 |
| Expiration Date | 2015-03-08 | ULS 1984664 | 2026-08-02 02:08:32 |
| Cancellation Date | 2007-01-31 | ULS 1984664 | 2026-08-02 02:08:32 |