Universal Licensing System
WPRX390
BACKLINK V, LLC
License details
| ULS identifier | 1948557 |
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| Call sign | WPRX390 |
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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 | 17800 - 19480 MHz (2 frequencies) |
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| Locations | 1 |
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| Coordinates | 37.7972500, -122.4009167 |
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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 |
|---|
| 1 | 2 | FXO | 17800.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 17800.00000000 | | 40M0F7W |
| 1 | 1 | 19480.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1050 Sansome St., San Francisco, SAN FRANCISCO, CA | 37.79980556, -122.40216667 | 11.900 m | BPOLE | 20.100 m structure / 20.100 m overall | N |
| 2 | R | | 37.79402778, -122.39733333 | 3.000 m | | | |
| 3 | R | | 37.79725000, -122.40091667 | 6.100 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 | 146.4000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 1 | 3 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 2 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 158.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-29 | WPRX390 | LICAN |
| 2002-06-28 | WPRX390 | LIASS |
| 2002-06-10 | WPRX390 | LETCNS |
| 2001-09-07 | WPRX390 | LIASS |
| 2001-09-06 | WPRX390 | LITRAN |
| 2001-06-22 | WPRX390 | LIMOD |
| 2001-03-09 | WPRX390 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1948557 | 2026-08-02 02:45:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRX390 | ULS 1948557 | 2026-08-02 02:45:51 |
| Status | C | ULS 1948557 | 2026-08-02 02:45:51 |
| Service | CF | ULS 1948557 | 2026-08-02 02:45:51 |
| Grant Date | 2001-03-09 | ULS 1948557 | 2026-08-02 02:45:51 |
| Expiration Date | 2011-03-09 | ULS 1948557 | 2026-08-02 02:45:51 |
| Cancellation Date | 2002-06-28 | ULS 1948557 | 2026-08-02 02:45:51 |