Universal Licensing System
WPRX481
BACKLINK V, LLC
License details
| ULS identifier | 1948681 |
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| Call sign | WPRX481 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2001-03-09 |
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| Expiration | 2011-03-09 |
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| Cancellation | 2002-06-28 |
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| Frequency range | 17920 MHz |
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| Locations | 2 |
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| Representative location | San Francisco, SAN FRANCISCO, CA |
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| Coordinates | 37.7751667, -122.3977222 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:51 |
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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 | FXO | 17920.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 17920.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 410 Townsend St, San Francisco, SAN FRANCISCO, CA | 37.77516667, -122.39772222 | 2.100 m | BPOLE | 23.500 m structure / 23.500 m overall | |
| 2 | R | | 37.76452778, -122.41213889 | 10.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 227.1000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-29 | WPRX481 | LICAN |
| 2002-06-28 | WPRX481 | LIASS |
| 2002-06-10 | WPRX481 | LETCNS |
| 2001-09-07 | WPRX481 | LIASS |
| 2001-09-06 | WPRX481 | LITRAN |
| 2001-03-09 | WPRX481 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1948681 | 2026-08-02 02:45:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPRX481 | ULS 1948681 | 2026-08-02 02:45:51 |
| Status | C | ULS 1948681 | 2026-08-02 02:45:51 |
| Service | CF | ULS 1948681 | 2026-08-02 02:45:51 |
| Grant Date | 2001-03-09 | ULS 1948681 | 2026-08-02 02:45:51 |
| Expiration Date | 2011-03-09 | ULS 1948681 | 2026-08-02 02:45:51 |
| Cancellation Date | 2002-06-28 | ULS 1948681 | 2026-08-02 02:45:51 |