Universal Licensing System
WPSF817
BACKLINK V, LLC
License details
| ULS identifier | 1959189 |
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| Call sign | WPSF817 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2001-04-10 |
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| Expiration | 2011-04-10 |
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| Cancellation | 2002-06-28 |
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| Frequency range | 21425 MHz |
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| Locations | 2 |
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| Representative location | Cambridge, MIDDLESEX, MA |
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| Coordinates | 42.3608611, -71.1011944 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:49 |
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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 | 21425.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 21425.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 64 Sidney St., Cambridge, MIDDLESEX, MA | 42.36086111, -71.10119444 | 6.100 m | BPOLE | 28.700 m structure / 28.700 m overall | |
| 2 | R | | 42.36208333, -71.10163889 | 4.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc. HPLP1.5-23 | | V | 37.8000 | 344.9000 | | |
| 1 | 2 | R | Radio Waves Inc. HPLP1.5-23 | | | 37.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-29 | WPSF817 | LICAN |
| 2002-06-28 | WPSF817 | LIASS |
| 2001-09-07 | WPSF817 | LIASS |
| 2001-09-06 | WPSF817 | LITRAN |
| 2001-04-10 | WPSF817 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1959189 | 2026-08-02 02:45:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPSF817 | ULS 1959189 | 2026-08-02 02:45:49 |
| Status | C | ULS 1959189 | 2026-08-02 02:45:49 |
| Service | CF | ULS 1959189 | 2026-08-02 02:45:49 |
| Grant Date | 2001-04-10 | ULS 1959189 | 2026-08-02 02:45:49 |
| Expiration Date | 2011-04-10 | ULS 1959189 | 2026-08-02 02:45:49 |
| Cancellation Date | 2002-06-28 | ULS 1959189 | 2026-08-02 02:45:49 |